{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T00:38:35.019Z"},"system":{"slug":"ca__sunnyslope-county-water-dist__CA3510003","name":"Sunnyslope County Water Dist — Hollister, Ca","state":"CA","year":2022,"url":"https://www.thewatermap.com/water/ca/sunnyslope-county-water-dist-hollister-ca/2022","apiUrl":"https://www.thewatermap.com/api/water/ca/sunnyslope-county-water-dist-hollister-ca/2022","markdownUrl":"https://www.thewatermap.com/water/ca/sunnyslope-county-water-dist-hollister-ca/2022/llms.txt","coordinates":{"latitude":36.8524545,"longitude":-121.4016021},"contaminantsMeasured":29,"contaminantsWithFederalLimit":6,"contaminantsAtOrAboveLimit":0,"contaminantsApproachingLimit":0,"source":{"type":"Consumer Confidence Report (CCR)","description":"Figures are transcribed from the water utility's own annual Consumer Confidence Report, cross-checked by a second model, and approved by a person before publishing."},"families":[{"family":"disinfectant","familyLabel":"Disinfectants","contaminants":[{"analyteId":"chlorine","name":"Chlorine","family":"disinfectant","familyLabel":"Disinfectants","casrn":null,"whatItIs":"A disinfectant added to drinking water to kill bacteria and viruses.","whyItMatters":"Effective and necessary, but high residual levels can cause taste and odor issues; the EPA caps the residual disinfectant level.","measured":{"value":0.85,"low":null,"high":null,"kind":"point","display":"0.85","units":"mg/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"0.85 across all sites"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"mg/L","average":null,"range":{"low":0.1,"high":2.02,"display":"0.1–2.02"},"ratio":0.505},{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"mg/L","average":{"value":0.85,"display":"0.85"},"range":null,"ratio":0.2125}],"measurements":[{"value":0.85,"low":null,"high":null,"kind":"point","display":"0.85","units":"mg/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"0.85 across all sites"},{"value":2.02,"low":0.1,"high":2.02,"kind":"range","display":"0.1–2.02","units":"mg/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"0.10-2.02"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"analyteId":"haa5","name":"HAA5","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.","whyItMatters":"Long-term exposure above the federal limit is associated with an increased cancer risk.","measured":{"value":11,"low":null,"high":null,"kind":"point","display":"11","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"11"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"ug/L","average":{"value":11,"display":"11"},"range":null,"ratio":0.18333333333333332},{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"ug/L","average":null,"range":{"low":6,"high":11,"display":"6–11"},"ratio":0.18333333333333332}],"measurements":[{"value":11,"low":null,"high":null,"kind":"point","display":"11","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"11"},{"value":11,"low":6,"high":11,"kind":"range","display":"6–11","units":"ug/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"6-11"}]},{"analyteId":"tthm","name":"TTHM","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.","whyItMatters":"Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.","measured":{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"52"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"ug/L","average":{"value":52,"display":"52"},"range":null,"ratio":0.65},{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"ug/L","average":null,"range":{"low":17,"high":52,"display":"17–52"},"ratio":0.65}],"measurements":[{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"52"},{"value":52,"low":17,"high":52,"kind":"range","display":"17–52","units":"ug/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"17-52"}]}]},{"family":"inorganic","familyLabel":"Inorganic chemicals","contaminants":[{"analyteId":"chloride","name":"Chloride","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"16887-00-6","whatItIs":"A naturally occurring salt compound.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels cause a salty taste and can corrode pipes.","measured":{"value":136,"low":null,"high":null,"kind":"point","display":"136","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"136"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":136,"display":"136"},"range":{"low":110,"high":180,"display":"110–180"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":100,"display":"100"},"range":{"low":null,"high":null,"display":"100"},"ratio":null}],"measurements":[{"value":136,"low":null,"high":null,"kind":"point","display":"136","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"136"},{"value":100,"low":null,"high":null,"kind":"point","display":"100","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"100"},{"value":180,"low":110,"high":180,"kind":"range","display":"110–180","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"110-180"},{"value":100,"low":null,"high":null,"kind":"point","display":"100","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"100"}]},{"analyteId":"fluoride","name":"Fluoride","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"16984-48-8","whatItIs":"A mineral often added to drinking water to help prevent tooth decay.","whyItMatters":"Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.","measured":{"value":0.28,"low":null,"high":null,"kind":"point","display":"0.28","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"0.28"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":0.28,"display":"0.28"},"range":{"low":0.22,"high":0.37,"display":"0.22–0.37"},"ratio":0.0925},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0.11,"display":"0.11"},"range":{"low":0.1,"high":0.13,"display":"0.1–0.13"},"ratio":0.0325}],"measurements":[{"value":0.11,"low":null,"high":null,"kind":"point","display":"0.11","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.11"},{"value":0.37,"low":0.22,"high":0.37,"kind":"range","display":"0.22–0.37","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"0.22-0.37"},{"value":0.13,"low":0.1,"high":0.13,"kind":"range","display":"0.1–0.13","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"0.10-0.13"},{"value":0.28,"low":null,"high":null,"kind":"point","display":"0.28","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"0.28"}]},{"analyteId":"nitrate","name":"Nitrate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-55-8","whatItIs":"A compound from fertilizer runoff, septic systems, and erosion of natural deposits.","whyItMatters":"Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.","measured":{"value":2.56,"low":null,"high":null,"kind":"point","display":"2.56","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"2.56"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":2.56,"display":"2.56"},"range":{"low":1.3,"high":3.8,"display":"1.3–3.8"},"ratio":0.38},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0.05,"display":"0.05"},"range":{"low":0,"high":0.1,"display":"0–0.1"},"ratio":0.01}],"measurements":[{"value":2.56,"low":null,"high":null,"kind":"point","display":"2.56","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"2.56"},{"value":0.05,"low":null,"high":null,"kind":"point","display":"0.05","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.05"},{"value":0.1,"low":0,"high":0.1,"kind":"range","display":"0–0.1","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-0.10"},{"value":3.8,"low":1.3,"high":3.8,"kind":"range","display":"1.3–3.8","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"1.3-3.8"}]},{"analyteId":"sulfate","name":"Sulfate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14808-79-8","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"No health-based federal limit; high levels can have a laxative effect and a bitter taste.","measured":{"value":214,"low":null,"high":null,"kind":"point","display":"214","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"214"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":214,"display":"214"},"range":{"low":200,"high":250,"display":"200–250"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":44,"display":"44"},"range":{"low":43,"high":45,"display":"43–45"},"ratio":null}],"measurements":[{"value":44,"low":null,"high":null,"kind":"point","display":"44","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"44"},{"value":250,"low":200,"high":250,"kind":"range","display":"200–250","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"200-250"},{"value":214,"low":null,"high":null,"kind":"point","display":"214","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"214"},{"value":45,"low":43,"high":45,"kind":"range","display":"43–45","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"43-45"}]}]},{"family":"metal","familyLabel":"Metals","contaminants":[{"analyteId":"arsenic","name":"Arsenic","family":"metal","familyLabel":"Metals","casrn":"7440-38-2","whatItIs":"A naturally occurring element that also enters water from industry and agriculture.","whyItMatters":"A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.","measured":{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"1.6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"ug/L","average":{"value":1.6,"display":"1.6"},"range":{"low":0,"high":3.2,"display":"0–3.2"},"ratio":0.32},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"ug/L","average":{"value":1.5,"display":"1.5"},"range":{"low":0,"high":2.6,"display":"0–2.6"},"ratio":0.26}],"measurements":[{"value":2.6,"low":0,"high":2.6,"kind":"range","display":"0–2.6","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-2.6"},{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"1.6"},{"value":1.5,"low":null,"high":null,"kind":"point","display":"1.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"1.5"},{"value":3.2,"low":0,"high":3.2,"kind":"range","display":"0–3.2","units":"ug/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-3.2"}]},{"analyteId":"boron","name":"Boron","family":"metal","familyLabel":"Metals","casrn":"7440-42-8","whatItIs":"A naturally occurring element from rock and soil.","whyItMatters":"No enforceable federal limit; the EPA has issued a health advisory level.","measured":{"value":775,"low":null,"high":null,"kind":"point","display":"775","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"775"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"ug/L","average":{"value":775,"display":"775"},"range":{"low":760,"high":790,"display":"760–790"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"ug/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":775,"low":null,"high":null,"kind":"point","display":"775","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"775"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":790,"low":760,"high":790,"kind":"range","display":"760–790","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"760-790"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND"}]},{"analyteId":"calcium","name":"Calcium","family":"metal","familyLabel":"Metals","casrn":"7440-70-2","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; affects scaling and taste.","measured":{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"71"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":71,"display":"71"},"range":{"low":60,"high":78,"display":"60–78"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":78,"low":60,"high":78,"kind":"range","display":"60–78","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"60-78"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"71"}]},{"analyteId":"chromium_hex","name":"Chromium, Hexavalent","family":"metal","familyLabel":"Metals","casrn":"18540-29-9","whatItIs":"Hexavalent chromium ('chromium-6') — the more toxic form of chromium.","whyItMatters":"A known carcinogen by inhalation; regulated nationally only within the total-chromium limit, with stricter limits in some states.","measured":{"value":9.8,"low":null,"high":null,"kind":"point","display":"9.8","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"9.8"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":9.8,"low":null,"high":null,"kind":"point","display":"9.8","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"9.8"},{"value":16,"low":0,"high":16,"kind":"range","display":"0–16","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-16"}]},{"analyteId":"copper","name":"Copper","family":"metal","familyLabel":"Metals","casrn":"7440-50-8","whatItIs":"A metal that enters water from corroding household plumbing.","whyItMatters":"Short-term exposure causes stomach distress; long-term exposure can damage the liver and kidneys.","measured":{"value":0.26,"low":null,"high":null,"kind":"point","display":"0.26","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.26"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:No. of sites over notification level","rawVerbatim":"0"},{"value":0.26,"low":null,"high":null,"kind":"point","display":"0.26","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.26"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":41,"low":null,"high":null,"kind":"point","display":"41","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of sites sample","rawVerbatim":"41"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of sites over notification level","rawVerbatim":"2"}]},{"analyteId":"magnesium","name":"Magnesium","family":"metal","familyLabel":"Metals","casrn":"7439-95-4","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; affects scaling and taste.","measured":{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"61"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":61,"display":"61"},"range":{"low":56,"high":73,"display":"56–73"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":15,"display":"15"},"range":{"low":11,"high":18,"display":"11–18"},"ratio":null}],"measurements":[{"value":73,"low":56,"high":73,"kind":"range","display":"56–73","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"56-73"},{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"61"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"15"},{"value":18,"low":11,"high":18,"kind":"range","display":"11–18","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"11-18"}]},{"analyteId":"manganese","name":"Manganese","family":"metal","familyLabel":"Metals","casrn":"7439-96-5","whatItIs":"A naturally occurring metal from soil and rock.","whyItMatters":"No enforceable federal limit; high levels stain fixtures and laundry and can affect taste, with a health advisory for infants.","measured":{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"52"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":52,"display":"52"},"range":{"low":3,"high":100,"display":"3–100"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"ND"},{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"52"},{"value":100,"low":3,"high":100,"kind":"range","display":"3–100","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"3-100"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND"}]},{"analyteId":"potassium","name":"Potassium","family":"metal","familyLabel":"Metals","casrn":"7440-09-7","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"Not federally regulated for health.","measured":{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"4.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":4.3,"display":"4.3"},"range":{"low":4.1,"high":4.4,"display":"4.1–4.4"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":3.16,"display":"3.16"},"range":{"low":2.7,"high":3.7,"display":"2.7–3.7"},"ratio":null}],"measurements":[{"value":3.16,"low":null,"high":null,"kind":"point","display":"3.16","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3.16"},{"value":4.4,"low":4.1,"high":4.4,"kind":"range","display":"4.1–4.4","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"4.1-4.4"},{"value":3.7,"low":2.7,"high":3.7,"kind":"range","display":"2.7–3.7","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"2.7-3.7"},{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"4.3"}]},{"analyteId":"silica","name":"Silica","family":"metal","familyLabel":"Metals","casrn":"7631-86-9","whatItIs":"A naturally occurring compound from sand and rock.","whyItMatters":"Not federally regulated for health; relevant mainly for industrial water use.","measured":{"value":29,"low":null,"high":null,"kind":"point","display":"29","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"29"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":32,"low":25,"high":32,"kind":"range","display":"25–32","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"25-32"},{"value":29,"low":null,"high":null,"kind":"point","display":"29","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"29"}]},{"analyteId":"sodium","name":"Sodium","family":"metal","familyLabel":"Metals","casrn":"7440-23-5","whatItIs":"A naturally occurring salt component.","whyItMatters":"Not federally regulated for health; relevant for people on sodium-restricted diets.","measured":{"value":134,"low":null,"high":null,"kind":"point","display":"134","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"134"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":134,"display":"134"},"range":{"low":110,"high":150,"display":"110–150"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":71,"display":"71"},"range":{"low":68,"high":74,"display":"68–74"},"ratio":null}],"measurements":[{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"71"},{"value":74,"low":68,"high":74,"kind":"range","display":"68–74","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"68-74"},{"value":134,"low":null,"high":null,"kind":"point","display":"134","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"134"},{"value":150,"low":110,"high":150,"kind":"range","display":"110–150","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"110-150"}]}]},{"family":"microbial","familyLabel":"Microbial","contaminants":[{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","rawVerbatim":"0"}]},{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","rawVerbatim":"0"}]}]},{"family":"physical_aggregate","familyLabel":"Physical & aggregate","contaminants":[{"analyteId":"alkalinity","name":"Alkalinity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of the water's capacity to neutralize acids.","whyItMatters":"Not federally regulated for health; relevant to corrosion control and treatment.","measured":{"value":311,"low":null,"high":null,"kind":"point","display":"311","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"311"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":311,"display":"311"},"range":{"low":280,"high":350,"display":"280–350"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":140,"display":"140"},"range":{"low":null,"high":null,"display":"140"},"ratio":null}],"measurements":[{"value":350,"low":280,"high":350,"kind":"range","display":"280–350","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"280-350"},{"value":311,"low":null,"high":null,"kind":"point","display":"311","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"311"},{"value":140,"low":null,"high":null,"kind":"point","display":"140","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"140"},{"value":140,"low":null,"high":null,"kind":"point","display":"140","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"140"}]},{"analyteId":"color","name":"Color","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of visible tint in the water.","whyItMatters":"Regulated only as a secondary (cosmetic) standard.","measured":{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":null,"statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"16"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":16,"display":"16"},"range":{"low":14,"high":18,"display":"14–18"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":3,"display":"3"},"range":{"low":0,"high":5,"display":"0–5"},"ratio":null}],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"16"},{"value":18,"low":14,"high":18,"kind":"range","display":"14–18","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"14-18"},{"value":5,"low":0,"high":5,"kind":"range","display":"0–5","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-5"}]},{"analyteId":"hardness","name":"Hardness","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of dissolved calcium and magnesium minerals.","whyItMatters":"Not federally regulated for health; affects scaling, soap use, and taste.","measured":{"value":430,"low":null,"high":null,"kind":"point","display":"430","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"430"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":430,"display":"430"},"range":{"low":403,"high":450,"display":"403–450"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":135,"display":"135"},"range":{"low":130,"high":140,"display":"130–140"},"ratio":null}],"measurements":[{"value":450,"low":403,"high":450,"kind":"range","display":"403–450","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"403-450"},{"value":430,"low":null,"high":null,"kind":"point","display":"430","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"430"},{"value":140,"low":130,"high":140,"kind":"range","display":"130–140","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"130-140"},{"value":135,"low":null,"high":null,"kind":"point","display":"135","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"135"}]},{"analyteId":"ph","name":"pH","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of how acidic or basic the water is.","whyItMatters":"Regulated only as a secondary standard; very low or high pH can corrode pipes or affect taste.","measured":{"value":7.88,"low":null,"high":null,"kind":"point","display":"7.88","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"7.88"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":7.85,"display":"7.85"},"range":{"low":7.1,"high":8.6,"display":"7.1–8.6"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":7.88,"display":"7.88"},"range":{"low":7.8,"high":7.99,"display":"7.8–7.99"},"ratio":null}],"measurements":[{"value":7.85,"low":null,"high":null,"kind":"point","display":"7.85","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"7.85"},{"value":8.6,"low":7.1,"high":8.6,"kind":"range","display":"7.1–8.6","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"7.1-8.6"},{"value":7.88,"low":null,"high":null,"kind":"point","display":"7.88","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"7.88"},{"value":7.99,"low":7.8,"high":7.99,"kind":"range","display":"7.8–7.99","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"7.8-7.99"}]},{"analyteId":"specific_conductance","name":"Specific Conductance","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of how well water conducts electricity, which tracks dissolved mineral content.","whyItMatters":"Not federally regulated for health; used as a proxy for total dissolved solids.","measured":{"value":1320,"low":null,"high":null,"kind":"point","display":"1320","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"1,320"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":1320,"display":"1320"},"range":{"low":1200,"high":1400,"display":"1200–1400"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":615,"display":"615"},"range":{"low":610,"high":620,"display":"610–620"},"ratio":null}],"measurements":[{"value":620,"low":610,"high":620,"kind":"range","display":"610–620","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"610-620"},{"value":615,"low":null,"high":null,"kind":"point","display":"615","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"615"},{"value":1320,"low":null,"high":null,"kind":"point","display":"1320","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"1,320"},{"value":1400,"low":1200,"high":1400,"kind":"range","display":"1200–1400","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"1,200-1,400"}]},{"analyteId":"tds","name":"Total Dissolved Solids","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"Total dissolved solids — the combined content of all dissolved minerals and salts.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels affect taste and hardness.","measured":{"value":804,"low":null,"high":null,"kind":"point","display":"804","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"804"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":804,"display":"804"},"range":{"low":690,"high":870,"display":"690–870"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":320,"display":"320"},"range":{"low":null,"high":null,"display":"320"},"ratio":null}],"measurements":[{"value":870,"low":690,"high":870,"kind":"range","display":"690–870","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"690-870"},{"value":320,"low":null,"high":null,"kind":"point","display":"320","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"320"},{"value":804,"low":null,"high":null,"kind":"point","display":"804","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"804"},{"value":320,"low":null,"high":null,"kind":"point","display":"320","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"320"}]},{"analyteId":"turbidity","name":"Turbidity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of cloudiness from suspended particles in the water.","whyItMatters":"High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.","measured":{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"NTU","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"0.35"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"NTU","average":{"value":0.31,"display":"0.31"},"range":{"low":0.15,"high":0.72,"display":"0.15–0.72"},"ratio":0.72},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"NTU","average":{"value":0.35,"display":"0.35"},"range":{"low":0.24,"high":0.46,"display":"0.24–0.46"},"ratio":0.46}],"measurements":[{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"NTU","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.35"},{"value":0.31,"low":null,"high":null,"kind":"point","display":"0.31","units":"NTU","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"0.31"},{"value":0.72,"low":0.15,"high":0.72,"kind":"range","display":"0.15–0.72","units":"NTU","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"0.15-0.72"},{"value":0.46,"low":0.24,"high":0.46,"kind":"range","display":"0.24–0.46","units":"NTU","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"0.24-0.46"}]}]},{"family":"radionuclide","familyLabel":"Radionuclides","contaminants":[{"analyteId":"gross_alpha","name":"Gross Alpha","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Gross alpha particle activity — a combined measure of alpha-emitting radioactive substances.","whyItMatters":"Long-term exposure above the federal limit increases cancer risk.","measured":{"value":2.58,"low":null,"high":null,"kind":"point","display":"2.58","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"2.58"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"pCi/L","average":{"value":2.58,"display":"2.58"},"range":{"low":2.58,"high":2.58,"display":"2.58–2.58"},"ratio":0.17200000000000001},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"pCi/L","average":{"value":1.85,"display":"1.85"},"range":{"low":1.67,"high":2.03,"display":"1.67–2.03"},"ratio":0.13533333333333333}],"measurements":[{"value":2.58,"low":null,"high":null,"kind":"point","display":"2.58","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"2.58"},{"value":2.58,"low":2.58,"high":2.58,"kind":"range","display":"2.58–2.58","units":"pCi/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"2.58-2.58"},{"value":2.03,"low":1.67,"high":2.03,"kind":"range","display":"1.67–2.03","units":"pCi/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"1.67-2.03"},{"value":1.85,"low":null,"high":null,"kind":"point","display":"1.85","units":"pCi/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"1.85"}]},{"analyteId":"uranium","name":"Uranium","family":"radionuclide","familyLabel":"Radionuclides","casrn":"7440-61-1","whatItIs":"A naturally occurring radioactive metal from erosion of natural deposits.","whyItMatters":"Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.","measured":{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"3.1"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"pCi/L","average":{"value":3.1,"display":"3.1"},"range":{"low":3.1,"high":3.1,"display":"3.1–3.1"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"pCi/L","average":{"value":0.98,"display":"0.98"},"range":{"low":0,"high":1.4,"display":"0–1.4"},"ratio":null}],"measurements":[{"value":1.4,"low":0,"high":1.4,"kind":"range","display":"0–1.4","units":"pCi/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-1.4"},{"value":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":"pCi/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.98"},{"value":3.1,"low":3.1,"high":3.1,"kind":"range","display":"3.1–3.1","units":"pCi/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"3.1-3.1"},{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3.1"}]}]}],"contaminants":[{"analyteId":"chlorine","name":"Chlorine","family":"disinfectant","familyLabel":"Disinfectants","casrn":null,"whatItIs":"A disinfectant added to drinking water to kill bacteria and viruses.","whyItMatters":"Effective and necessary, but high residual levels can cause taste and odor issues; the EPA caps the residual disinfectant level.","measured":{"value":0.85,"low":null,"high":null,"kind":"point","display":"0.85","units":"mg/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"0.85 across all sites"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"mg/L","average":null,"range":{"low":0.1,"high":2.02,"display":"0.1–2.02"},"ratio":0.505},{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"mg/L","average":{"value":0.85,"display":"0.85"},"range":null,"ratio":0.2125}],"measurements":[{"value":0.85,"low":null,"high":null,"kind":"point","display":"0.85","units":"mg/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"0.85 across all sites"},{"value":2.02,"low":0.1,"high":2.02,"kind":"range","display":"0.1–2.02","units":"mg/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"0.10-2.02"}]},{"analyteId":"haa5","name":"HAA5","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.","whyItMatters":"Long-term exposure above the federal limit is associated with an increased cancer risk.","measured":{"value":11,"low":null,"high":null,"kind":"point","display":"11","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"11"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"ug/L","average":{"value":11,"display":"11"},"range":null,"ratio":0.18333333333333332},{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"ug/L","average":null,"range":{"low":6,"high":11,"display":"6–11"},"ratio":0.18333333333333332}],"measurements":[{"value":11,"low":null,"high":null,"kind":"point","display":"11","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"11"},{"value":11,"low":6,"high":11,"kind":"range","display":"6–11","units":"ug/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"6-11"}]},{"analyteId":"tthm","name":"TTHM","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.","whyItMatters":"Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.","measured":{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","censored":false,"detectionLimit":null,"rawVerbatim":"52"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:site with highest readings","label":"Site With Highest Readings","kind":"plant","units":"ug/L","average":{"value":52,"display":"52"},"range":null,"ratio":0.65},{"context":"plant:across all sites","label":"Across All Sites","kind":"plant","units":"ug/L","average":null,"range":{"low":17,"high":52,"display":"17–52"},"ratio":0.65}],"measurements":[{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"ug/L","statisticType":"average","samplingContext":"plant:site with highest readings","rawVerbatim":"52"},{"value":52,"low":17,"high":52,"kind":"range","display":"17–52","units":"ug/L","statisticType":"range","samplingContext":"plant:across all sites","rawVerbatim":"17-52"}]},{"analyteId":"chloride","name":"Chloride","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"16887-00-6","whatItIs":"A naturally occurring salt compound.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels cause a salty taste and can corrode pipes.","measured":{"value":136,"low":null,"high":null,"kind":"point","display":"136","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"136"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":136,"display":"136"},"range":{"low":110,"high":180,"display":"110–180"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":100,"display":"100"},"range":{"low":null,"high":null,"display":"100"},"ratio":null}],"measurements":[{"value":136,"low":null,"high":null,"kind":"point","display":"136","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"136"},{"value":100,"low":null,"high":null,"kind":"point","display":"100","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"100"},{"value":180,"low":110,"high":180,"kind":"range","display":"110–180","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"110-180"},{"value":100,"low":null,"high":null,"kind":"point","display":"100","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"100"}]},{"analyteId":"fluoride","name":"Fluoride","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"16984-48-8","whatItIs":"A mineral often added to drinking water to help prevent tooth decay.","whyItMatters":"Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.","measured":{"value":0.28,"low":null,"high":null,"kind":"point","display":"0.28","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"0.28"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":0.28,"display":"0.28"},"range":{"low":0.22,"high":0.37,"display":"0.22–0.37"},"ratio":0.0925},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0.11,"display":"0.11"},"range":{"low":0.1,"high":0.13,"display":"0.1–0.13"},"ratio":0.0325}],"measurements":[{"value":0.11,"low":null,"high":null,"kind":"point","display":"0.11","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.11"},{"value":0.37,"low":0.22,"high":0.37,"kind":"range","display":"0.22–0.37","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"0.22-0.37"},{"value":0.13,"low":0.1,"high":0.13,"kind":"range","display":"0.1–0.13","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"0.10-0.13"},{"value":0.28,"low":null,"high":null,"kind":"point","display":"0.28","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"0.28"}]},{"analyteId":"nitrate","name":"Nitrate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-55-8","whatItIs":"A compound from fertilizer runoff, septic systems, and erosion of natural deposits.","whyItMatters":"Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.","measured":{"value":2.56,"low":null,"high":null,"kind":"point","display":"2.56","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"2.56"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":2.56,"display":"2.56"},"range":{"low":1.3,"high":3.8,"display":"1.3–3.8"},"ratio":0.38},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0.05,"display":"0.05"},"range":{"low":0,"high":0.1,"display":"0–0.1"},"ratio":0.01}],"measurements":[{"value":2.56,"low":null,"high":null,"kind":"point","display":"2.56","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"2.56"},{"value":0.05,"low":null,"high":null,"kind":"point","display":"0.05","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.05"},{"value":0.1,"low":0,"high":0.1,"kind":"range","display":"0–0.1","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-0.10"},{"value":3.8,"low":1.3,"high":3.8,"kind":"range","display":"1.3–3.8","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"1.3-3.8"}]},{"analyteId":"sulfate","name":"Sulfate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14808-79-8","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"No health-based federal limit; high levels can have a laxative effect and a bitter taste.","measured":{"value":214,"low":null,"high":null,"kind":"point","display":"214","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"214"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":214,"display":"214"},"range":{"low":200,"high":250,"display":"200–250"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":44,"display":"44"},"range":{"low":43,"high":45,"display":"43–45"},"ratio":null}],"measurements":[{"value":44,"low":null,"high":null,"kind":"point","display":"44","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"44"},{"value":250,"low":200,"high":250,"kind":"range","display":"200–250","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"200-250"},{"value":214,"low":null,"high":null,"kind":"point","display":"214","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"214"},{"value":45,"low":43,"high":45,"kind":"range","display":"43–45","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"43-45"}]},{"analyteId":"arsenic","name":"Arsenic","family":"metal","familyLabel":"Metals","casrn":"7440-38-2","whatItIs":"A naturally occurring element that also enters water from industry and agriculture.","whyItMatters":"A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.","measured":{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"1.6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"ug/L","average":{"value":1.6,"display":"1.6"},"range":{"low":0,"high":3.2,"display":"0–3.2"},"ratio":0.32},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"ug/L","average":{"value":1.5,"display":"1.5"},"range":{"low":0,"high":2.6,"display":"0–2.6"},"ratio":0.26}],"measurements":[{"value":2.6,"low":0,"high":2.6,"kind":"range","display":"0–2.6","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-2.6"},{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"1.6"},{"value":1.5,"low":null,"high":null,"kind":"point","display":"1.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"1.5"},{"value":3.2,"low":0,"high":3.2,"kind":"range","display":"0–3.2","units":"ug/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-3.2"}]},{"analyteId":"boron","name":"Boron","family":"metal","familyLabel":"Metals","casrn":"7440-42-8","whatItIs":"A naturally occurring element from rock and soil.","whyItMatters":"No enforceable federal limit; the EPA has issued a health advisory level.","measured":{"value":775,"low":null,"high":null,"kind":"point","display":"775","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"775"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"ug/L","average":{"value":775,"display":"775"},"range":{"low":760,"high":790,"display":"760–790"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"ug/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":775,"low":null,"high":null,"kind":"point","display":"775","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"775"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":790,"low":760,"high":790,"kind":"range","display":"760–790","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"760-790"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND"}]},{"analyteId":"calcium","name":"Calcium","family":"metal","familyLabel":"Metals","casrn":"7440-70-2","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; affects scaling and taste.","measured":{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"71"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":71,"display":"71"},"range":{"low":60,"high":78,"display":"60–78"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":78,"low":60,"high":78,"kind":"range","display":"60–78","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"60-78"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND"},{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"71"}]},{"analyteId":"chromium_hex","name":"Chromium, Hexavalent","family":"metal","familyLabel":"Metals","casrn":"18540-29-9","whatItIs":"Hexavalent chromium ('chromium-6') — the more toxic form of chromium.","whyItMatters":"A known carcinogen by inhalation; regulated nationally only within the total-chromium limit, with stricter limits in some states.","measured":{"value":9.8,"low":null,"high":null,"kind":"point","display":"9.8","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"9.8"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":9.8,"low":null,"high":null,"kind":"point","display":"9.8","units":"ug/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"9.8"},{"value":16,"low":0,"high":16,"kind":"range","display":"0–16","units":"ug/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-16"}]},{"analyteId":"copper","name":"Copper","family":"metal","familyLabel":"Metals","casrn":"7440-50-8","whatItIs":"A metal that enters water from corroding household plumbing.","whyItMatters":"Short-term exposure causes stomach distress; long-term exposure can damage the liver and kidneys.","measured":{"value":0.26,"low":null,"high":null,"kind":"point","display":"0.26","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.26"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:No. of sites over notification level","rawVerbatim":"0"},{"value":0.26,"low":null,"high":null,"kind":"point","display":"0.26","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.26"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":41,"low":null,"high":null,"kind":"point","display":"41","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of sites sample","rawVerbatim":"41"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of sites over notification level","rawVerbatim":"2"}]},{"analyteId":"magnesium","name":"Magnesium","family":"metal","familyLabel":"Metals","casrn":"7439-95-4","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; affects scaling and taste.","measured":{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"61"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":61,"display":"61"},"range":{"low":56,"high":73,"display":"56–73"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":15,"display":"15"},"range":{"low":11,"high":18,"display":"11–18"},"ratio":null}],"measurements":[{"value":73,"low":56,"high":73,"kind":"range","display":"56–73","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"56-73"},{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"61"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"15"},{"value":18,"low":11,"high":18,"kind":"range","display":"11–18","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"11-18"}]},{"analyteId":"manganese","name":"Manganese","family":"metal","familyLabel":"Metals","casrn":"7439-96-5","whatItIs":"A naturally occurring metal from soil and rock.","whyItMatters":"No enforceable federal limit; high levels stain fixtures and laundry and can affect taste, with a health advisory for infants.","measured":{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"52"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":52,"display":"52"},"range":{"low":3,"high":100,"display":"3–100"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":0,"display":"Not detected"},"range":{"low":null,"high":null,"display":"Not detected"},"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"ND"},{"value":52,"low":null,"high":null,"kind":"point","display":"52","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"52"},{"value":100,"low":3,"high":100,"kind":"range","display":"3–100","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"3-100"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND"}]},{"analyteId":"potassium","name":"Potassium","family":"metal","familyLabel":"Metals","casrn":"7440-09-7","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"Not federally regulated for health.","measured":{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"4.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":4.3,"display":"4.3"},"range":{"low":4.1,"high":4.4,"display":"4.1–4.4"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":3.16,"display":"3.16"},"range":{"low":2.7,"high":3.7,"display":"2.7–3.7"},"ratio":null}],"measurements":[{"value":3.16,"low":null,"high":null,"kind":"point","display":"3.16","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3.16"},{"value":4.4,"low":4.1,"high":4.4,"kind":"range","display":"4.1–4.4","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"4.1-4.4"},{"value":3.7,"low":2.7,"high":3.7,"kind":"range","display":"2.7–3.7","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"2.7-3.7"},{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"4.3"}]},{"analyteId":"silica","name":"Silica","family":"metal","familyLabel":"Metals","casrn":"7631-86-9","whatItIs":"A naturally occurring compound from sand and rock.","whyItMatters":"Not federally regulated for health; relevant mainly for industrial water use.","measured":{"value":29,"low":null,"high":null,"kind":"point","display":"29","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"29"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":32,"low":25,"high":32,"kind":"range","display":"25–32","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"25-32"},{"value":29,"low":null,"high":null,"kind":"point","display":"29","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"29"}]},{"analyteId":"sodium","name":"Sodium","family":"metal","familyLabel":"Metals","casrn":"7440-23-5","whatItIs":"A naturally occurring salt component.","whyItMatters":"Not federally regulated for health; relevant for people on sodium-restricted diets.","measured":{"value":134,"low":null,"high":null,"kind":"point","display":"134","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"134"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":134,"display":"134"},"range":{"low":110,"high":150,"display":"110–150"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":71,"display":"71"},"range":{"low":68,"high":74,"display":"68–74"},"ratio":null}],"measurements":[{"value":71,"low":null,"high":null,"kind":"point","display":"71","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"71"},{"value":74,"low":68,"high":74,"kind":"range","display":"68–74","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"68-74"},{"value":134,"low":null,"high":null,"kind":"point","display":"134","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"134"},{"value":150,"low":110,"high":150,"kind":"range","display":"110–150","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"110-150"}]},{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","rawVerbatim":"0"}]},{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Number of detections","rawVerbatim":"0"}]},{"analyteId":"alkalinity","name":"Alkalinity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of the water's capacity to neutralize acids.","whyItMatters":"Not federally regulated for health; relevant to corrosion control and treatment.","measured":{"value":311,"low":null,"high":null,"kind":"point","display":"311","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"311"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":311,"display":"311"},"range":{"low":280,"high":350,"display":"280–350"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":140,"display":"140"},"range":{"low":null,"high":null,"display":"140"},"ratio":null}],"measurements":[{"value":350,"low":280,"high":350,"kind":"range","display":"280–350","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"280-350"},{"value":311,"low":null,"high":null,"kind":"point","display":"311","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"311"},{"value":140,"low":null,"high":null,"kind":"point","display":"140","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"140"},{"value":140,"low":null,"high":null,"kind":"point","display":"140","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"140"}]},{"analyteId":"color","name":"Color","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of visible tint in the water.","whyItMatters":"Regulated only as a secondary (cosmetic) standard.","measured":{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":null,"statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"16"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":16,"display":"16"},"range":{"low":14,"high":18,"display":"14–18"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":3,"display":"3"},"range":{"low":0,"high":5,"display":"0–5"},"ratio":null}],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"16"},{"value":18,"low":14,"high":18,"kind":"range","display":"14–18","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"14-18"},{"value":5,"low":0,"high":5,"kind":"range","display":"0–5","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"ND-5"}]},{"analyteId":"hardness","name":"Hardness","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of dissolved calcium and magnesium minerals.","whyItMatters":"Not federally regulated for health; affects scaling, soap use, and taste.","measured":{"value":430,"low":null,"high":null,"kind":"point","display":"430","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"430"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":430,"display":"430"},"range":{"low":403,"high":450,"display":"403–450"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":135,"display":"135"},"range":{"low":130,"high":140,"display":"130–140"},"ratio":null}],"measurements":[{"value":450,"low":403,"high":450,"kind":"range","display":"403–450","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"403-450"},{"value":430,"low":null,"high":null,"kind":"point","display":"430","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"430"},{"value":140,"low":130,"high":140,"kind":"range","display":"130–140","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"130-140"},{"value":135,"low":null,"high":null,"kind":"point","display":"135","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"135"}]},{"analyteId":"ph","name":"pH","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of how acidic or basic the water is.","whyItMatters":"Regulated only as a secondary standard; very low or high pH can corrode pipes or affect taste.","measured":{"value":7.88,"low":null,"high":null,"kind":"point","display":"7.88","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"7.88"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":7.85,"display":"7.85"},"range":{"low":7.1,"high":8.6,"display":"7.1–8.6"},"ratio":null},{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":7.88,"display":"7.88"},"range":{"low":7.8,"high":7.99,"display":"7.8–7.99"},"ratio":null}],"measurements":[{"value":7.85,"low":null,"high":null,"kind":"point","display":"7.85","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"7.85"},{"value":8.6,"low":7.1,"high":8.6,"kind":"range","display":"7.1–8.6","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"7.1-8.6"},{"value":7.88,"low":null,"high":null,"kind":"point","display":"7.88","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"7.88"},{"value":7.99,"low":7.8,"high":7.99,"kind":"range","display":"7.8–7.99","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"7.8-7.99"}]},{"analyteId":"specific_conductance","name":"Specific Conductance","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of how well water conducts electricity, which tracks dissolved mineral content.","whyItMatters":"Not federally regulated for health; used as a proxy for total dissolved solids.","measured":{"value":1320,"low":null,"high":null,"kind":"point","display":"1320","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"1,320"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"","average":{"value":1320,"display":"1320"},"range":{"low":1200,"high":1400,"display":"1200–1400"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"","average":{"value":615,"display":"615"},"range":{"low":610,"high":620,"display":"610–620"},"ratio":null}],"measurements":[{"value":620,"low":610,"high":620,"kind":"range","display":"610–620","units":null,"statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"610-620"},{"value":615,"low":null,"high":null,"kind":"point","display":"615","units":null,"statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"615"},{"value":1320,"low":null,"high":null,"kind":"point","display":"1320","units":null,"statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"1,320"},{"value":1400,"low":1200,"high":1400,"kind":"range","display":"1200–1400","units":null,"statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"1,200-1,400"}]},{"analyteId":"tds","name":"Total Dissolved Solids","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"Total dissolved solids — the combined content of all dissolved minerals and salts.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels affect taste and hardness.","measured":{"value":804,"low":null,"high":null,"kind":"point","display":"804","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"804"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"mg/L","average":{"value":804,"display":"804"},"range":{"low":690,"high":870,"display":"690–870"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"mg/L","average":{"value":320,"display":"320"},"range":{"low":null,"high":null,"display":"320"},"ratio":null}],"measurements":[{"value":870,"low":690,"high":870,"kind":"range","display":"690–870","units":"mg/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"690-870"},{"value":320,"low":null,"high":null,"kind":"point","display":"320","units":"mg/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"320"},{"value":804,"low":null,"high":null,"kind":"point","display":"804","units":"mg/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"804"},{"value":320,"low":null,"high":null,"kind":"point","display":"320","units":"mg/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"320"}]},{"analyteId":"turbidity","name":"Turbidity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of cloudiness from suspended particles in the water.","whyItMatters":"High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.","measured":{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"NTU","statisticType":"average","samplingContext":"plant:Surface water","censored":false,"detectionLimit":null,"rawVerbatim":"0.35"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"NTU","average":{"value":0.31,"display":"0.31"},"range":{"low":0.15,"high":0.72,"display":"0.15–0.72"},"ratio":0.72},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"NTU","average":{"value":0.35,"display":"0.35"},"range":{"low":0.24,"high":0.46,"display":"0.24–0.46"},"ratio":0.46}],"measurements":[{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"NTU","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.35"},{"value":0.31,"low":null,"high":null,"kind":"point","display":"0.31","units":"NTU","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"0.31"},{"value":0.72,"low":0.15,"high":0.72,"kind":"range","display":"0.15–0.72","units":"NTU","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"0.15-0.72"},{"value":0.46,"low":0.24,"high":0.46,"kind":"range","display":"0.24–0.46","units":"NTU","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"0.24-0.46"}]},{"analyteId":"gross_alpha","name":"Gross Alpha","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Gross alpha particle activity — a combined measure of alpha-emitting radioactive substances.","whyItMatters":"Long-term exposure above the federal limit increases cancer risk.","measured":{"value":2.58,"low":null,"high":null,"kind":"point","display":"2.58","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"2.58"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"pCi/L","average":{"value":2.58,"display":"2.58"},"range":{"low":2.58,"high":2.58,"display":"2.58–2.58"},"ratio":0.17200000000000001},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"pCi/L","average":{"value":1.85,"display":"1.85"},"range":{"low":1.67,"high":2.03,"display":"1.67–2.03"},"ratio":0.13533333333333333}],"measurements":[{"value":2.58,"low":null,"high":null,"kind":"point","display":"2.58","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"2.58"},{"value":2.58,"low":2.58,"high":2.58,"kind":"range","display":"2.58–2.58","units":"pCi/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"2.58-2.58"},{"value":2.03,"low":1.67,"high":2.03,"kind":"range","display":"1.67–2.03","units":"pCi/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"1.67-2.03"},{"value":1.85,"low":null,"high":null,"kind":"point","display":"1.85","units":"pCi/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"1.85"}]},{"analyteId":"uranium","name":"Uranium","family":"radionuclide","familyLabel":"Radionuclides","casrn":"7440-61-1","whatItIs":"A naturally occurring radioactive metal from erosion of natural deposits.","whyItMatters":"Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.","measured":{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","censored":false,"detectionLimit":null,"rawVerbatim":"3.1"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:Groundwater","label":"Groundwater","kind":"plant","units":"pCi/L","average":{"value":3.1,"display":"3.1"},"range":{"low":3.1,"high":3.1,"display":"3.1–3.1"},"ratio":null},{"context":"plant:Surface water","label":"Surface water","kind":"plant","units":"pCi/L","average":{"value":0.98,"display":"0.98"},"range":{"low":0,"high":1.4,"display":"0–1.4"},"ratio":null}],"measurements":[{"value":1.4,"low":0,"high":1.4,"kind":"range","display":"0–1.4","units":"pCi/L","statisticType":"range","samplingContext":"plant:Surface water","rawVerbatim":"ND-1.4"},{"value":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":"pCi/L","statisticType":"average","samplingContext":"plant:Surface water","rawVerbatim":"0.98"},{"value":3.1,"low":3.1,"high":3.1,"kind":"range","display":"3.1–3.1","units":"pCi/L","statisticType":"range","samplingContext":"plant:Groundwater","rawVerbatim":"3.1-3.1"},{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"pCi/L","statisticType":"average","samplingContext":"plant:Groundwater","rawVerbatim":"3.1"}]}]}}