{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T02:43:31.227Z"},"system":{"slug":"ca__coalinga-city__CA1010004","name":"Coalinga-city — Coalinga, Ca","state":"CA","year":2023,"url":"https://www.thewatermap.com/water/ca/coalinga-city-coalinga-ca/2023","apiUrl":"https://www.thewatermap.com/api/water/ca/coalinga-city-coalinga-ca/2023","markdownUrl":"https://www.thewatermap.com/water/ca/coalinga-city-coalinga-ca/2023/llms.txt","coordinates":{"latitude":36.139678,"longitude":-120.3601496},"contaminantsMeasured":20,"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":"chloramine","name":"Chloramine","family":"disinfectant","familyLabel":"Disinfectants","casrn":null,"whatItIs":"A longer-lasting disinfectant made by combining chlorine with ammonia.","whyItMatters":"Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.","measured":{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.5 (highest RAA)"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.5 (highest RAA)"},{"value":3.1,"low":0.75,"high":3.1,"kind":"range","display":"0.75–3.1","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"0.75-3.1"}]},{"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":2,"low":null,"high":null,"kind":"point","display":"2","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.0 (highest RAA)"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.0 (highest RAA)"},{"value":2.5,"low":0,"high":2.5,"kind":"range","display":"0–2.5","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"0-2.5"}]}]},{"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":15,"low":null,"high":null,"kind":"point","display":"15","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15 (highest LRAA)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":19,"low":10,"high":19,"kind":"range","display":"10–19","units":"ug/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"10-19"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15 (highest LRAA)"}]},{"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":43,"low":null,"high":null,"kind":"point","display":"43","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"43 (highest LRAA)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":52,"low":23,"high":52,"kind":"range","display":"23–52","units":"ug/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"23-52"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"43 (highest LRAA)"}]}]},{"family":"inorganic","familyLabel":"Inorganic chemicals","contaminants":[{"analyteId":"asbestos","name":"Asbestos","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"1332-21-4","whatItIs":null,"whyItMatters":null,"measured":{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"MFL","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.2"},"federalStandard":{"type":"MCL","value":7,"units":"MFL","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"MFL","statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"}]},{"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":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.5"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.5"}]}]},{"family":"metal","familyLabel":"Metals","contaminants":[{"analyteId":"aluminum","name":"Aluminum","family":"metal","familyLabel":"Metals","casrn":"7429-90-5","whatItIs":"A common element sometimes used as a treatment coagulant.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels can discolor water.","measured":{"value":0.09,"low":null,"high":null,"kind":"point","display":"0.09","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.09"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.09,"low":null,"high":null,"kind":"point","display":"0.09","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.09"}]},{"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":0.08,"low":null,"high":null,"kind":"point","display":"0.08","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.08"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.08,"low":null,"high":null,"kind":"point","display":"0.08","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.08"}]},{"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":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.8"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.8"}]},{"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":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"ND"}]},{"analyteId":"lithium","name":"Lithium","family":"metal","familyLabel":"Metals","casrn":"7439-93-2","whatItIs":"A naturally occurring element found in some groundwater.","whyItMatters":"No enforceable federal limit; on the EPA contaminant candidate list for further study.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]}]},{"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:Positive Detections in 2024","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:Positive Detections in 2024","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":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:Positive Detections in 2024","censored":false,"detectionLimit":null,"rawVerbatim":"3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:Positive Detections in 2024","rawVerbatim":"3"}]}]},{"family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","contaminants":[{"analyteId":"pfas","name":"PFAS","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":null,"whatItIs":null,"whyItMatters":null,"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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"pfoa","name":"PFOA","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"335-67-1","whatItIs":"Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products.","whyItMatters":"Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"pfos","name":"PFOS","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"1763-23-1","whatItIs":"Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings.","whyItMatters":"Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]}]},{"family":"physical_aggregate","familyLabel":"Physical & aggregate","contaminants":[{"analyteId":"toc","name":"TOC","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"Total organic carbon — a measure of organic material dissolved in the water.","whyItMatters":"Not harmful itself, but it is the raw material that forms disinfection byproducts; removal is a treatment requirement.","measured":{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.6,"low":1.1,"high":4.6,"kind":"range","display":"1.1–4.6","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"1.1-4.6"},{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.3"}]},{"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":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.2"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"}]}]},{"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":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.5"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.5"}]},{"analyteId":"gross_beta","name":"Gross Beta Particle Activity","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Gross beta particle activity — a combined measure of beta-emitting radioactive substances.","whyItMatters":"Long-term exposure above the federal screening level increases cancer risk.","measured":{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.3"}]}]}],"contaminants":[{"analyteId":"chloramine","name":"Chloramine","family":"disinfectant","familyLabel":"Disinfectants","casrn":null,"whatItIs":"A longer-lasting disinfectant made by combining chlorine with ammonia.","whyItMatters":"Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.","measured":{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.5 (highest RAA)"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.5 (highest RAA)"},{"value":3.1,"low":0.75,"high":3.1,"kind":"range","display":"0.75–3.1","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"0.75-3.1"}]},{"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":2,"low":null,"high":null,"kind":"point","display":"2","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.0 (highest RAA)"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.0 (highest RAA)"},{"value":2.5,"low":0,"high":2.5,"kind":"range","display":"0–2.5","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"0-2.5"}]},{"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":15,"low":null,"high":null,"kind":"point","display":"15","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15 (highest LRAA)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":19,"low":10,"high":19,"kind":"range","display":"10–19","units":"ug/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"10-19"},{"value":15,"low":null,"high":null,"kind":"point","display":"15","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15 (highest LRAA)"}]},{"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":43,"low":null,"high":null,"kind":"point","display":"43","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"43 (highest LRAA)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":52,"low":23,"high":52,"kind":"range","display":"23–52","units":"ug/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"23-52"},{"value":43,"low":null,"high":null,"kind":"point","display":"43","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"43 (highest LRAA)"}]},{"analyteId":"asbestos","name":"Asbestos","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"1332-21-4","whatItIs":null,"whyItMatters":null,"measured":{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"MFL","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.2"},"federalStandard":{"type":"MCL","value":7,"units":"MFL","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":"MFL","statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"}]},{"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":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.5"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.5"}]},{"analyteId":"aluminum","name":"Aluminum","family":"metal","familyLabel":"Metals","casrn":"7429-90-5","whatItIs":"A common element sometimes used as a treatment coagulant.","whyItMatters":"Regulated only as a secondary (cosmetic) standard; high levels can discolor water.","measured":{"value":0.09,"low":null,"high":null,"kind":"point","display":"0.09","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.09"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.09,"low":null,"high":null,"kind":"point","display":"0.09","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.09"}]},{"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":0.08,"low":null,"high":null,"kind":"point","display":"0.08","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.08"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.08,"low":null,"high":null,"kind":"point","display":"0.08","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.08"}]},{"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":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.8"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.8"}]},{"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":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"ND"}]},{"analyteId":"lithium","name":"Lithium","family":"metal","familyLabel":"Metals","casrn":"7439-93-2","whatItIs":"A naturally occurring element found in some groundwater.","whyItMatters":"No enforceable federal limit; on the EPA contaminant candidate list for further study.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"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:Positive Detections in 2024","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:Positive Detections in 2024","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":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:Positive Detections in 2024","censored":false,"detectionLimit":null,"rawVerbatim":"3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:Positive Detections in 2024","rawVerbatim":"3"}]},{"analyteId":"pfas","name":"PFAS","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":null,"whatItIs":null,"whyItMatters":null,"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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"pfoa","name":"PFOA","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"335-67-1","whatItIs":"Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products.","whyItMatters":"Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"pfos","name":"PFOS","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"1763-23-1","whatItIs":"Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings.","whyItMatters":"Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.","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":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"toc","name":"TOC","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"Total organic carbon — a measure of organic material dissolved in the water.","whyItMatters":"Not harmful itself, but it is the raw material that forms disinfection byproducts; removal is a treatment requirement.","measured":{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.6,"low":1.1,"high":4.6,"kind":"range","display":"1.1–4.6","units":"mg/L","statisticType":"range","samplingContext":"plant:Range Detected","rawVerbatim":"1.1-4.6"},{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.3"}]},{"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":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.2"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.2,"low":null,"high":null,"kind":"point","display":"0.2","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0.2"}]},{"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":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.5"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.5,"low":null,"high":null,"kind":"point","display":"2.5","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.5"}]},{"analyteId":"gross_beta","name":"Gross Beta Particle Activity","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Gross beta particle activity — a combined measure of beta-emitting radioactive substances.","whyItMatters":"Long-term exposure above the federal screening level increases cancer risk.","measured":{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":4.3,"low":null,"high":null,"kind":"point","display":"4.3","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.3"}]}]}}