{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T02:12:42.491Z"},"system":{"slug":"ca__san-juan-bautista-city-of__CA3510002","name":"San Juan Bautista, City of — San Juan Bautista, Ca","state":"CA","year":2023,"url":"https://www.thewatermap.com/water/ca/san-juan-bautista-san-juan-bautista-ca/2023","apiUrl":"https://www.thewatermap.com/api/water/ca/san-juan-bautista-san-juan-bautista-ca/2023","markdownUrl":"https://www.thewatermap.com/water/ca/san-juan-bautista-san-juan-bautista-ca/2023/llms.txt","coordinates":{"latitude":36.8455173,"longitude":-121.537989},"contaminantsMeasured":13,"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":0.95,"low":null,"high":null,"kind":"point","display":"0.95","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.95"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.6,"low":0.3,"high":1.6,"kind":"range","display":"0.3–1.6","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.3-1.6"},{"value":0.95,"low":null,"high":null,"kind":"point","display":"0.95","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.95"}]}]},{"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":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":true,"detectionLimit":6,"rawVerbatim":"<6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"<6"},{"value":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1 - 4"}]},{"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":24.5,"low":null,"high":null,"kind":"point","display":"24.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"24.5"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":24.5,"low":null,"high":null,"kind":"point","display":"24.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"24.5"},{"value":25,"low":0,"high":25,"kind":"range","display":"0–25","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1 - 25"}]}]},{"family":"inorganic","familyLabel":"Inorganic chemicals","contaminants":[{"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":0.75,"low":null,"high":null,"kind":"point","display":"0.75","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.75"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1,"low":0.5,"high":1,"kind":"range","display":"0.5–1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.5-1.0"},{"value":0.75,"low":null,"high":null,"kind":"point","display":"0.75","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.75"}]},{"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":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"1.4"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<0.1 – 2.7"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"1.4"}]}]},{"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:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"1.6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.1,"low":0,"high":2.1,"kind":"range","display":"0–2.1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1-2.1"},{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"1.6"}]},{"analyteId":"barium","name":"Barium","family":"metal","familyLabel":"Metals","casrn":"7440-39-3","whatItIs":"A metal from erosion of natural deposits and industrial discharge.","whyItMatters":"Long-term exposure above the federal limit can raise blood pressure.","measured":{"value":0.105,"low":null,"high":null,"kind":"point","display":"0.105","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.105"},"federalStandard":{"type":"MCL","value":2,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.105,"low":null,"high":null,"kind":"point","display":"0.105","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.105"},{"value":0.128,"low":0.084,"high":0.128,"kind":"range","display":"0.084–0.128","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.084-0.128"}]},{"analyteId":"chromium_total","name":"Chromium, Total","family":"metal","familyLabel":"Metals","casrn":"7440-47-3","whatItIs":"Total chromium — the sum of all chromium forms, from natural deposits and industrial discharge.","whyItMatters":"Long-term exposure above the federal limit can cause allergic dermatitis; includes hexavalent chromium.","measured":{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"2.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"2.1"},{"value":2.3,"low":1.9,"high":2.3,"kind":"range","display":"1.9–2.3","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.9-2.3"}]},{"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":0.124,"low":null,"high":null,"kind":"point","display":"0.124","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.124"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.124,"low":null,"high":null,"kind":"point","display":"0.124","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.124"}]},{"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":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"1.3"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"10"},{"value":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"1.3"}]}]},{"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":"max_single","samplingContext":"plant:No. of Detections","censored":false,"detectionLimit":null,"rawVerbatim":"(In the year) 0"},"federalStandard":{"type":"MCLG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of Detections","rawVerbatim":"(In the year) 0"}]}]},{"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":5.84,"low":null,"high":null,"kind":"point","display":"5.84","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"5.84"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.84,"low":null,"high":null,"kind":"point","display":"5.84","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"5.84"},{"value":6.87,"low":3.69,"high":6.87,"kind":"range","display":"3.69–6.87","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.69 – 6.87"}]},{"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":3.12,"low":null,"high":null,"kind":"point","display":"3.12","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"3.12"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":5.34,"low":1.8,"high":5.34,"kind":"range","display":"1.8–5.34","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.80 – 5.34"},{"value":3.12,"low":null,"high":null,"kind":"point","display":"3.12","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"3.12"}]}]}],"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":0.95,"low":null,"high":null,"kind":"point","display":"0.95","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.95"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.6,"low":0.3,"high":1.6,"kind":"range","display":"0.3–1.6","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.3-1.6"},{"value":0.95,"low":null,"high":null,"kind":"point","display":"0.95","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.95"}]},{"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":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":true,"detectionLimit":6,"rawVerbatim":"<6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"<6"},{"value":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1 - 4"}]},{"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":24.5,"low":null,"high":null,"kind":"point","display":"24.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"24.5"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":24.5,"low":null,"high":null,"kind":"point","display":"24.5","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"24.5"},{"value":25,"low":0,"high":25,"kind":"range","display":"0–25","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1 - 25"}]},{"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":0.75,"low":null,"high":null,"kind":"point","display":"0.75","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.75"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1,"low":0.5,"high":1,"kind":"range","display":"0.5–1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.5-1.0"},{"value":0.75,"low":null,"high":null,"kind":"point","display":"0.75","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.75"}]},{"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":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"1.4"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<0.1 – 2.7"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"1.4"}]},{"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:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"1.6"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.1,"low":0,"high":2.1,"kind":"range","display":"0–2.1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<1-2.1"},{"value":1.6,"low":null,"high":null,"kind":"point","display":"1.6","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"1.6"}]},{"analyteId":"barium","name":"Barium","family":"metal","familyLabel":"Metals","casrn":"7440-39-3","whatItIs":"A metal from erosion of natural deposits and industrial discharge.","whyItMatters":"Long-term exposure above the federal limit can raise blood pressure.","measured":{"value":0.105,"low":null,"high":null,"kind":"point","display":"0.105","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"0.105"},"federalStandard":{"type":"MCL","value":2,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.105,"low":null,"high":null,"kind":"point","display":"0.105","units":"mg/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"0.105"},{"value":0.128,"low":0.084,"high":0.128,"kind":"range","display":"0.084–0.128","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.084-0.128"}]},{"analyteId":"chromium_total","name":"Chromium, Total","family":"metal","familyLabel":"Metals","casrn":"7440-47-3","whatItIs":"Total chromium — the sum of all chromium forms, from natural deposits and industrial discharge.","whyItMatters":"Long-term exposure above the federal limit can cause allergic dermatitis; includes hexavalent chromium.","measured":{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"2.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":"ug/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"2.1"},{"value":2.3,"low":1.9,"high":2.3,"kind":"range","display":"1.9–2.3","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.9-2.3"}]},{"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":0.124,"low":null,"high":null,"kind":"point","display":"0.124","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.124"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.124,"low":null,"high":null,"kind":"point","display":"0.124","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.124"}]},{"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":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"1.3"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"10"},{"value":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"1.3"}]},{"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":"max_single","samplingContext":"plant:No. of Detections","censored":false,"detectionLimit":null,"rawVerbatim":"(In the year) 0"},"federalStandard":{"type":"MCLG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of Detections","rawVerbatim":"(In the year) 0"}]},{"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":5.84,"low":null,"high":null,"kind":"point","display":"5.84","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"5.84"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.84,"low":null,"high":null,"kind":"point","display":"5.84","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"5.84"},{"value":6.87,"low":3.69,"high":6.87,"kind":"range","display":"3.69–6.87","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.69 – 6.87"}]},{"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":3.12,"low":null,"high":null,"kind":"point","display":"3.12","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","censored":false,"detectionLimit":null,"rawVerbatim":"3.12"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":5.34,"low":1.8,"high":5.34,"kind":"range","display":"1.8–5.34","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.80 – 5.34"},{"value":3.12,"low":null,"high":null,"kind":"point","display":"3.12","units":"pCi/L","statisticType":"average","samplingContext":"plant:Ave","rawVerbatim":"3.12"}]}]}}