{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T01:53:13.032Z"},"system":{"slug":"ca__amarillo-mutual-water-company__CA1910002","name":"Amarillo Mutual Water Company — Rosemead, Ca","state":"CA","year":2023,"url":"https://www.thewatermap.com/water/ca/amarillo-mutual-water-company-rosemead-ca/2023","apiUrl":"https://www.thewatermap.com/api/water/ca/amarillo-mutual-water-company-rosemead-ca/2023","markdownUrl":"https://www.thewatermap.com/water/ca/amarillo-mutual-water-company-rosemead-ca/2023/llms.txt","coordinates":{"latitude":34.0303972,"longitude":-118.7036072},"contaminantsMeasured":24,"contaminantsWithFederalLimit":8,"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":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.3"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"1.3"},{"value":1.7,"low":0.97,"high":1.7,"kind":"range","display":"0.97–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.97 - 1.7"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"analyteId":"perchlorate","name":"Perchlorate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"14797-73-0","whatItIs":"A chemical used in rocket fuel and fireworks that can also form during disinfection.","whyItMatters":"Can interfere with thyroid hormone production; has no national enforceable limit but is regulated in some states.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.5,"low":0,"high":1.5,"kind":"range","display":"0–1.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 1.5"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]}]},{"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":20,"low":null,"high":null,"kind":"point","display":"20","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"20"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":19,"low":null,"high":null,"kind":"point","display":"19","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"19"},{"value":30,"low":3.8,"high":30,"kind":"range","display":"3.8–30","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 30"},{"value":20,"low":null,"high":null,"kind":"point","display":"20","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"20"},{"value":19,"low":null,"high":null,"kind":"point","display":"19","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"19"}]},{"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":0.68,"low":null,"high":null,"kind":"point","display":"0.68","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.68"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.68,"low":null,"high":null,"kind":"point","display":"0.68","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.68"},{"value":0.59,"low":null,"high":null,"kind":"point","display":"0.59","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.59"},{"value":0.73,"low":0.62,"high":0.73,"kind":"range","display":"0.62–0.73","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.62 - 0.73"},{"value":0.94,"low":0.41,"high":0.94,"kind":"range","display":"0.41–0.94","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.41 - 0.94"}]},{"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":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.6"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":7.1,"low":2.9,"high":7.1,"kind":"range","display":"2.9–7.1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.9 - 7.1"},{"value":2.4,"low":null,"high":null,"kind":"point","display":"2.4","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.4"},{"value":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.6"},{"value":4.2,"low":0,"high":4.2,"kind":"range","display":"0–4.2","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.2"}]},{"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":65,"low":null,"high":null,"kind":"point","display":"65","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"65"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":110,"low":20,"high":110,"kind":"range","display":"20–110","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"20 - 110"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"43"},{"value":65,"low":null,"high":null,"kind":"point","display":"65","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"65"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"43"}]}]},{"family":"metal","familyLabel":"Metals","contaminants":[{"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":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"61"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"61"},{"value":85,"low":31,"high":85,"kind":"range","display":"31–85","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"31 - 85"},{"value":49,"low":null,"high":null,"kind":"point","display":"49","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"49"},{"value":49,"low":null,"high":null,"kind":"point","display":"49","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"49"}]},{"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":6.4,"low":null,"high":null,"kind":"point","display":"6.4","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"6.4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.9,"low":2.2,"high":4.9,"kind":"range","display":"2.2–4.9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.2 - 4.9"},{"value":3.3,"low":null,"high":null,"kind":"point","display":"3.3","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.3"},{"value":6.4,"low":null,"high":null,"kind":"point","display":"6.4","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"6.4"},{"value":9,"low":3.8,"high":9,"kind":"range","display":"3.8–9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 9"}]},{"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":0.24,"low":null,"high":null,"kind":"point","display":"0.24","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.24"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.24,"low":null,"high":null,"kind":"point","display":"0.24","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.24"}]},{"analyteId":"iron","name":"Iron","family":"metal","familyLabel":"Metals","casrn":"7439-89-6","whatItIs":"A naturally occurring metal common in groundwater.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; causes rusty color, staining, and metallic taste.","measured":{"value":8.2,"low":null,"high":null,"kind":"point","display":"8.2","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"8.2"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":74,"low":0,"high":74,"kind":"range","display":"0–74","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 74"},{"value":8.2,"low":null,"high":null,"kind":"point","display":"8.2","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"8.2"}]},{"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":5.1,"low":null,"high":null,"kind":"point","display":"5.1","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"5.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.1,"low":null,"high":null,"kind":"point","display":"5.1","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"5.1"}]},{"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":17,"low":null,"high":null,"kind":"point","display":"17","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"17"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":26,"low":3.8,"high":26,"kind":"range","display":"3.8–26","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 26"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"16"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"16"},{"value":17,"low":null,"high":null,"kind":"point","display":"17","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"17"}]},{"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":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"},{"value":0.5,"low":0,"high":0.5,"kind":"range","display":"0–0.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.50"}]},{"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":25,"low":null,"high":null,"kind":"point","display":"25","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"25"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":24,"low":null,"high":null,"kind":"point","display":"24","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"24"},{"value":25,"low":null,"high":null,"kind":"point","display":"25","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"25"},{"value":24,"low":null,"high":null,"kind":"point","display":"24","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"24"},{"value":33,"low":20,"high":33,"kind":"range","display":"20–33","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"20 - 33"}]}]},{"family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","contaminants":[{"analyteId":"pfhxs","name":"Perfluorohexanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"355-46-4","whatItIs":"Perfluorohexanesulfonic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"ng/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.9"},"federalStandard":{"type":"NL","value":3,"units":"ng/L","enforceable":false},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"ng/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.9"},{"value":5.3,"low":4.5,"high":5.3,"kind":"range","display":"4.5–5.3","units":"ng/L","statisticType":"range","samplingContext":"system","rawVerbatim":"4.5 - 5.3"}]}]},{"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":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"190"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"180"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"190"},{"value":240,"low":140,"high":240,"kind":"range","display":"140–240","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"140 - 240"},{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"180"}]},{"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":220,"low":null,"high":null,"kind":"point","display":"220","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"220"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":220,"low":null,"high":null,"kind":"point","display":"220","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"220"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"190"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"190"},{"value":330,"low":93,"high":330,"kind":"range","display":"93–330","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"93 - 330"}]},{"analyteId":"odor","name":"Odor","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of detectable smell in the water.","whyItMatters":"Regulated only as a secondary (cosmetic) standard.","measured":{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"1"},{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"1"}]},{"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":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"7.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.8"},{"value":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.9"},{"value":8.2,"low":7.7,"high":8.2,"kind":"range","display":"7.7–8.2","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.7 - 8.2"},{"value":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.9"}]},{"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":540,"low":null,"high":null,"kind":"point","display":"540","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"540"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":740,"low":310,"high":740,"kind":"range","display":"310–740","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"310 - 740"},{"value":540,"low":null,"high":null,"kind":"point","display":"540","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"540"},{"value":480,"low":null,"high":null,"kind":"point","display":"480","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"480"},{"value":480,"low":null,"high":null,"kind":"point","display":"480","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"480"}]},{"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":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"370"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":350,"low":null,"high":null,"kind":"point","display":"350","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"350"},{"value":530,"low":190,"high":530,"kind":"range","display":"190–530","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"190 - 530"},{"value":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"370"},{"value":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"370"}]},{"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":0.23,"low":null,"high":null,"kind":"point","display":"0.23","units":"NTU","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.23"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.3,"low":0.1,"high":0.3,"kind":"range","display":"0.1–0.3","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"0.10 - 0.30"},{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"},{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"0.2"},{"value":0.19,"low":null,"high":null,"kind":"point","display":"0.19","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.19"},{"value":0.23,"low":null,"high":null,"kind":"point","display":"0.23","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.23"},{"value":0.55,"low":0,"high":0.55,"kind":"range","display":"0–0.55","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.55"}]}]},{"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":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.5"},{"value":7.7,"low":0,"high":7.7,"kind":"range","display":"0–7.7","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 7.7"},{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.5"},{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.9"}]},{"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":15,"low":null,"high":null,"kind":"point","display":"15","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":18,"low":12,"high":18,"kind":"range","display":"12–18","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"12 - 18"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15"},{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.9"},{"value":10,"low":1.8,"high":10,"kind":"range","display":"1.8–10","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.8 - 10"}]}]}],"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":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.3"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"1.3"},{"value":1.7,"low":0.97,"high":1.7,"kind":"range","display":"0.97–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.97 - 1.7"}]},{"analyteId":"perchlorate","name":"Perchlorate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"14797-73-0","whatItIs":"A chemical used in rocket fuel and fireworks that can also form during disinfection.","whyItMatters":"Can interfere with thyroid hormone production; has no national enforceable limit but is regulated in some states.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.5,"low":0,"high":1.5,"kind":"range","display":"0–1.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 1.5"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"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":20,"low":null,"high":null,"kind":"point","display":"20","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"20"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":19,"low":null,"high":null,"kind":"point","display":"19","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"19"},{"value":30,"low":3.8,"high":30,"kind":"range","display":"3.8–30","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 30"},{"value":20,"low":null,"high":null,"kind":"point","display":"20","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"20"},{"value":19,"low":null,"high":null,"kind":"point","display":"19","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"19"}]},{"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":0.68,"low":null,"high":null,"kind":"point","display":"0.68","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.68"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.68,"low":null,"high":null,"kind":"point","display":"0.68","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.68"},{"value":0.59,"low":null,"high":null,"kind":"point","display":"0.59","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.59"},{"value":0.73,"low":0.62,"high":0.73,"kind":"range","display":"0.62–0.73","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.62 - 0.73"},{"value":0.94,"low":0.41,"high":0.94,"kind":"range","display":"0.41–0.94","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.41 - 0.94"}]},{"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":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.6"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":7.1,"low":2.9,"high":7.1,"kind":"range","display":"2.9–7.1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.9 - 7.1"},{"value":2.4,"low":null,"high":null,"kind":"point","display":"2.4","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.4"},{"value":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.6"},{"value":4.2,"low":0,"high":4.2,"kind":"range","display":"0–4.2","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.2"}]},{"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":65,"low":null,"high":null,"kind":"point","display":"65","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"65"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":110,"low":20,"high":110,"kind":"range","display":"20–110","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"20 - 110"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"43"},{"value":65,"low":null,"high":null,"kind":"point","display":"65","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"65"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"43"}]},{"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":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"61"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":61,"low":null,"high":null,"kind":"point","display":"61","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"61"},{"value":85,"low":31,"high":85,"kind":"range","display":"31–85","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"31 - 85"},{"value":49,"low":null,"high":null,"kind":"point","display":"49","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"49"},{"value":49,"low":null,"high":null,"kind":"point","display":"49","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"49"}]},{"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":6.4,"low":null,"high":null,"kind":"point","display":"6.4","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"6.4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.9,"low":2.2,"high":4.9,"kind":"range","display":"2.2–4.9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.2 - 4.9"},{"value":3.3,"low":null,"high":null,"kind":"point","display":"3.3","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.3"},{"value":6.4,"low":null,"high":null,"kind":"point","display":"6.4","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"6.4"},{"value":9,"low":3.8,"high":9,"kind":"range","display":"3.8–9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 9"}]},{"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":0.24,"low":null,"high":null,"kind":"point","display":"0.24","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.24"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.24,"low":null,"high":null,"kind":"point","display":"0.24","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.24"}]},{"analyteId":"iron","name":"Iron","family":"metal","familyLabel":"Metals","casrn":"7439-89-6","whatItIs":"A naturally occurring metal common in groundwater.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; causes rusty color, staining, and metallic taste.","measured":{"value":8.2,"low":null,"high":null,"kind":"point","display":"8.2","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"8.2"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":74,"low":0,"high":74,"kind":"range","display":"0–74","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 74"},{"value":8.2,"low":null,"high":null,"kind":"point","display":"8.2","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"8.2"}]},{"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":5.1,"low":null,"high":null,"kind":"point","display":"5.1","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"5.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.1,"low":null,"high":null,"kind":"point","display":"5.1","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"5.1"}]},{"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":17,"low":null,"high":null,"kind":"point","display":"17","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"17"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":26,"low":3.8,"high":26,"kind":"range","display":"3.8–26","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.8 - 26"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"16"},{"value":16,"low":null,"high":null,"kind":"point","display":"16","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"16"},{"value":17,"low":null,"high":null,"kind":"point","display":"17","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"17"}]},{"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":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"},{"value":0.5,"low":0,"high":0.5,"kind":"range","display":"0–0.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.50"}]},{"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":25,"low":null,"high":null,"kind":"point","display":"25","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"25"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":24,"low":null,"high":null,"kind":"point","display":"24","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"24"},{"value":25,"low":null,"high":null,"kind":"point","display":"25","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"25"},{"value":24,"low":null,"high":null,"kind":"point","display":"24","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"24"},{"value":33,"low":20,"high":33,"kind":"range","display":"20–33","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"20 - 33"}]},{"analyteId":"pfhxs","name":"Perfluorohexanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"355-46-4","whatItIs":"Perfluorohexanesulfonic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"ng/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.9"},"federalStandard":{"type":"NL","value":3,"units":"ng/L","enforceable":false},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"ng/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.9"},{"value":5.3,"low":4.5,"high":5.3,"kind":"range","display":"4.5–5.3","units":"ng/L","statisticType":"range","samplingContext":"system","rawVerbatim":"4.5 - 5.3"}]},{"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":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"190"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"180"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"190"},{"value":240,"low":140,"high":240,"kind":"range","display":"140–240","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"140 - 240"},{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"180"}]},{"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":220,"low":null,"high":null,"kind":"point","display":"220","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"220"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":220,"low":null,"high":null,"kind":"point","display":"220","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"220"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"190"},{"value":190,"low":null,"high":null,"kind":"point","display":"190","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"190"},{"value":330,"low":93,"high":330,"kind":"range","display":"93–330","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"93 - 330"}]},{"analyteId":"odor","name":"Odor","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of detectable smell in the water.","whyItMatters":"Regulated only as a secondary (cosmetic) standard.","measured":{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"1"},{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"1"}]},{"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":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"7.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.8"},{"value":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.9"},{"value":8.2,"low":7.7,"high":8.2,"kind":"range","display":"7.7–8.2","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.7 - 8.2"},{"value":7.9,"low":null,"high":null,"kind":"point","display":"7.9","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.9"}]},{"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":540,"low":null,"high":null,"kind":"point","display":"540","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"540"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":740,"low":310,"high":740,"kind":"range","display":"310–740","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"310 - 740"},{"value":540,"low":null,"high":null,"kind":"point","display":"540","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"540"},{"value":480,"low":null,"high":null,"kind":"point","display":"480","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"480"},{"value":480,"low":null,"high":null,"kind":"point","display":"480","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"480"}]},{"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":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"370"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":350,"low":null,"high":null,"kind":"point","display":"350","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"350"},{"value":530,"low":190,"high":530,"kind":"range","display":"190–530","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"190 - 530"},{"value":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"370"},{"value":370,"low":null,"high":null,"kind":"point","display":"370","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"370"}]},{"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":0.23,"low":null,"high":null,"kind":"point","display":"0.23","units":"NTU","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.23"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.3,"low":0.1,"high":0.3,"kind":"range","display":"0.1–0.3","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"0.10 - 0.30"},{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"},{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"0.2"},{"value":0.19,"low":null,"high":null,"kind":"point","display":"0.19","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.19"},{"value":0.23,"low":null,"high":null,"kind":"point","display":"0.23","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"0.23"},{"value":0.55,"low":0,"high":0.55,"kind":"range","display":"0–0.55","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.55"}]},{"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":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.5"},{"value":7.7,"low":0,"high":7.7,"kind":"range","display":"0–7.7","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 7.7"},{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.5"},{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.9"}]},{"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":15,"low":null,"high":null,"kind":"point","display":"15","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":18,"low":12,"high":18,"kind":"range","display":"12–18","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"12 - 18"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15"},{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.9"},{"value":10,"low":1.8,"high":10,"kind":"range","display":"1.8–10","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.8 - 10"}]}]}}