{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T03:04:33.271Z"},"system":{"slug":"ca__city-of-industry-waterworks-systems__CA1910029__2021","name":"City of Industry Waterworks Systems — La Puente, Ca","state":"CA","year":2021,"url":"https://www.thewatermap.com/water/ca/industry-waterworks-systems-la-puente-ca/2021","apiUrl":"https://www.thewatermap.com/api/water/ca/industry-waterworks-systems-la-puente-ca/2021","markdownUrl":"https://www.thewatermap.com/water/ca/industry-waterworks-systems-la-puente-ca/2021/llms.txt","coordinates":{"latitude":34.0182252,"longitude":-117.9593061},"contaminantsMeasured":29,"contaminantsWithFederalLimit":12,"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":1.22,"low":null,"high":null,"kind":"point","display":"1.22","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.22"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.64,"low":0.78,"high":1.64,"kind":"range","display":"0.78–1.64","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.78 - 1.64"},{"value":1.22,"low":null,"high":null,"kind":"point","display":"1.22","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"1.22"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"analyteId":"chlorate","name":"Chlorate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"14866-68-3","whatItIs":"A byproduct that can form during disinfection, especially when hypochlorite solutions degrade.","whyItMatters":"Has no enforceable federal limit but is on the EPA contaminant candidate list; high levels can affect the thyroid.","measured":{"value":225.4,"low":null,"high":null,"kind":"point","display":"225.4","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"225.4"},"federalStandard":{"type":"NL","value":800,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":225.4,"low":null,"high":null,"kind":"point","display":"225.4","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"225.4"},{"value":300,"low":0,"high":300,"kind":"range","display":"0–300","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 300"}]},{"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":"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"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]},{"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":12.1,"low":null,"high":null,"kind":"point","display":"12.1","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"12.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.3,"low":3.3,"high":4.3,"kind":"range","display":"3.3–4.3","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.3 - 4.3"},{"value":12.1,"low":null,"high":null,"kind":"point","display":"12.1","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"12.1"}]}]},{"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":34,"low":null,"high":null,"kind":"point","display":"34","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"34"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":72,"low":14,"high":72,"kind":"range","display":"14–72","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"14 - 72"},{"value":34,"low":null,"high":null,"kind":"point","display":"34","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"34"}]},{"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":0.79,"low":null,"high":null,"kind":"point","display":"0.79","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.79"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.79,"low":null,"high":null,"kind":"point","display":"0.79","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.79"},{"value":7.1,"low":2.4,"high":7.1,"kind":"range","display":"2.4–7.1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.4 - 7.1"}]},{"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":5.2,"low":null,"high":null,"kind":"point","display":"5.2","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"5.2"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.2,"low":null,"high":null,"kind":"point","display":"5.2","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"5.2"},{"value":8.7,"low":2.5,"high":8.7,"kind":"range","display":"2.5–8.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.5 - 8.7"}]},{"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":53,"low":null,"high":null,"kind":"point","display":"53","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"53"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":53,"low":null,"high":null,"kind":"point","display":"53","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"53"},{"value":100,"low":27,"high":100,"kind":"range","display":"27–100","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"27 - 100"}]}]},{"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":2.34,"low":null,"high":null,"kind":"point","display":"2.34","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.34"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.34,"low":null,"high":null,"kind":"point","display":"2.34","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.34"},{"value":2.8,"low":1.2,"high":2.8,"kind":"range","display":"1.2–2.8","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.2 - 2.8"}]},{"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":0.15,"low":null,"high":null,"kind":"point","display":"0.15","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.15"},"federalStandard":{"type":"MCL","value":2,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.15,"low":null,"high":null,"kind":"point","display":"0.15","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.15"},{"value":0.21,"low":0.1,"high":0.21,"kind":"range","display":"0.1–0.21","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.1 - 0.21"}]},{"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":80,"low":null,"high":null,"kind":"point","display":"80","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"80.0"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":113,"low":49.9,"high":113,"kind":"range","display":"49.9–113","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"49.9 - 113"},{"value":80,"low":null,"high":null,"kind":"point","display":"80","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"80.0"}]},{"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":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.6"},"federalStandard":{"type":"PHG","value":0.02,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":7.2,"low":2.8,"high":7.2,"kind":"range","display":"2.8–7.2","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.8 - 7.2"},{"value":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.6"}]},{"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":0.52,"low":null,"high":null,"kind":"point","display":"0.52","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.52"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.52,"low":null,"high":null,"kind":"point","display":"0.52","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.52"}]},{"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":0.78,"low":null,"high":null,"kind":"point","display":"0.78","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.78"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.78,"low":null,"high":null,"kind":"point","display":"0.78","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.78"}]},{"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":15.3,"low":null,"high":null,"kind":"point","display":"15.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":15.3,"low":null,"high":null,"kind":"point","display":"15.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15.3"},{"value":21.3,"low":9.6,"high":21.3,"kind":"range","display":"9.6–21.3","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"9.6 - 21.3"}]},{"analyteId":"potassium","name":"Potassium","family":"metal","familyLabel":"Metals","casrn":"7440-09-7","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"Not federally regulated for health.","measured":{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":5.4,"low":2.7,"high":5.4,"kind":"range","display":"2.7–5.4","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.7 - 5.4"},{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.9"}]},{"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":19.9,"low":null,"high":null,"kind":"point","display":"19.9","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"19.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":19.9,"low":null,"high":null,"kind":"point","display":"19.9","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"19.9"},{"value":36,"low":12,"high":36,"kind":"range","display":"12–36","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"12 - 36"}]},{"analyteId":"strontium","name":"Strontium","family":"metal","familyLabel":"Metals","casrn":"7440-24-6","whatItIs":null,"whyItMatters":null,"measured":{"value":593,"low":null,"high":null,"kind":"point","display":"593","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"593"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":593,"low":null,"high":null,"kind":"point","display":"593","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"593"},{"value":660,"low":0,"high":660,"kind":"range","display":"0–660","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 660"}]},{"analyteId":"vanadium","name":"Vanadium","family":"metal","familyLabel":"Metals","casrn":"7440-62-2","whatItIs":null,"whyItMatters":null,"measured":{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.3"},"federalStandard":{"type":"NL","value":50,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.3"},{"value":4.5,"low":0,"high":4.5,"kind":"range","display":"0–4.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.5"}]}]},{"family":"microbial","familyLabel":"Microbial","contaminants":[{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"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":"range","samplingContext":"system","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0"}]}]},{"family":"physical_aggregate","familyLabel":"Physical & aggregate","contaminants":[{"analyteId":"alkalinity","name":"Alkalinity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of the water's capacity to neutralize acids.","whyItMatters":"Not federally regulated for health; relevant to corrosion control and treatment.","measured":{"value":192.4,"low":null,"high":null,"kind":"point","display":"192.4","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"192.4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":192.4,"low":null,"high":null,"kind":"point","display":"192.4","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"192.4"},{"value":250,"low":150,"high":250,"kind":"range","display":"150–250","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"150 -250"}]},{"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":262.7,"low":null,"high":null,"kind":"point","display":"262.7","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"262.7"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":370,"low":164,"high":370,"kind":"range","display":"164–370","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"164 - 370"},{"value":262.7,"low":null,"high":null,"kind":"point","display":"262.7","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"262.7"}]},{"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":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.98"},"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":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"ND"},{"value":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0.98"},{"value":1,"low":0,"high":1,"kind":"range","display":"0–1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 1"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]},{"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":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"7.8"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":8.1,"low":7.7,"high":8.1,"kind":"range","display":"7.7–8.1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.7 - 8.1"},{"value":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.8"}]},{"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":616,"low":null,"high":null,"kind":"point","display":"616","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"616"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":890,"low":420,"high":890,"kind":"range","display":"420–890","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"420 - 890"},{"value":616,"low":null,"high":null,"kind":"point","display":"616","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"616"}]},{"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":374,"low":null,"high":null,"kind":"point","display":"374","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"374"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":374,"low":null,"high":null,"kind":"point","display":"374","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"374"},{"value":530,"low":220,"high":530,"kind":"range","display":"220–530","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"220 - 530"}]},{"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,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"NTU","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":0.1,"rawVerbatim":"<0.1"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.3,"low":0,"high":0.3,"kind":"range","display":"0–0.3","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.3"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"<0.1"}]}]},{"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,"low":null,"high":null,"kind":"point","display":"3","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.0"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.0"},{"value":4.93,"low":0,"high":4.93,"kind":"range","display":"0–4.93","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.93"}]},{"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":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.5"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal 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":6.4,"low":1.2,"high":6.4,"kind":"range","display":"1.2–6.4","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.2 - 6.4"}]}]}],"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":1.22,"low":null,"high":null,"kind":"point","display":"1.22","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.22"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.64,"low":0.78,"high":1.64,"kind":"range","display":"0.78–1.64","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.78 - 1.64"},{"value":1.22,"low":null,"high":null,"kind":"point","display":"1.22","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"1.22"}]},{"analyteId":"chlorate","name":"Chlorate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"14866-68-3","whatItIs":"A byproduct that can form during disinfection, especially when hypochlorite solutions degrade.","whyItMatters":"Has no enforceable federal limit but is on the EPA contaminant candidate list; high levels can affect the thyroid.","measured":{"value":225.4,"low":null,"high":null,"kind":"point","display":"225.4","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"225.4"},"federalStandard":{"type":"NL","value":800,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":225.4,"low":null,"high":null,"kind":"point","display":"225.4","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"225.4"},{"value":300,"low":0,"high":300,"kind":"range","display":"0–300","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 300"}]},{"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":"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"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]},{"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":12.1,"low":null,"high":null,"kind":"point","display":"12.1","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"12.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.3,"low":3.3,"high":4.3,"kind":"range","display":"3.3–4.3","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.3 - 4.3"},{"value":12.1,"low":null,"high":null,"kind":"point","display":"12.1","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"12.1"}]},{"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":34,"low":null,"high":null,"kind":"point","display":"34","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"34"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":72,"low":14,"high":72,"kind":"range","display":"14–72","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"14 - 72"},{"value":34,"low":null,"high":null,"kind":"point","display":"34","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"34"}]},{"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":0.79,"low":null,"high":null,"kind":"point","display":"0.79","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.79"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.79,"low":null,"high":null,"kind":"point","display":"0.79","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.79"},{"value":7.1,"low":2.4,"high":7.1,"kind":"range","display":"2.4–7.1","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.4 - 7.1"}]},{"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":5.2,"low":null,"high":null,"kind":"point","display":"5.2","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"5.2"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":5.2,"low":null,"high":null,"kind":"point","display":"5.2","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"5.2"},{"value":8.7,"low":2.5,"high":8.7,"kind":"range","display":"2.5–8.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.5 - 8.7"}]},{"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":53,"low":null,"high":null,"kind":"point","display":"53","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"53"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":53,"low":null,"high":null,"kind":"point","display":"53","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"53"},{"value":100,"low":27,"high":100,"kind":"range","display":"27–100","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"27 - 100"}]},{"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":2.34,"low":null,"high":null,"kind":"point","display":"2.34","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.34"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.34,"low":null,"high":null,"kind":"point","display":"2.34","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.34"},{"value":2.8,"low":1.2,"high":2.8,"kind":"range","display":"1.2–2.8","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.2 - 2.8"}]},{"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":0.15,"low":null,"high":null,"kind":"point","display":"0.15","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.15"},"federalStandard":{"type":"MCL","value":2,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.15,"low":null,"high":null,"kind":"point","display":"0.15","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"0.15"},{"value":0.21,"low":0.1,"high":0.21,"kind":"range","display":"0.1–0.21","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.1 - 0.21"}]},{"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":80,"low":null,"high":null,"kind":"point","display":"80","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"80.0"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":113,"low":49.9,"high":113,"kind":"range","display":"49.9–113","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"49.9 - 113"},{"value":80,"low":null,"high":null,"kind":"point","display":"80","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"80.0"}]},{"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":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.6"},"federalStandard":{"type":"PHG","value":0.02,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":7.2,"low":2.8,"high":7.2,"kind":"range","display":"2.8–7.2","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.8 - 7.2"},{"value":4.6,"low":null,"high":null,"kind":"point","display":"4.6","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"4.6"}]},{"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":0.52,"low":null,"high":null,"kind":"point","display":"0.52","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.52"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.52,"low":null,"high":null,"kind":"point","display":"0.52","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.52"}]},{"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":0.78,"low":null,"high":null,"kind":"point","display":"0.78","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.78"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.78,"low":null,"high":null,"kind":"point","display":"0.78","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.78"}]},{"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":15.3,"low":null,"high":null,"kind":"point","display":"15.3","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"15.3"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":15.3,"low":null,"high":null,"kind":"point","display":"15.3","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"15.3"},{"value":21.3,"low":9.6,"high":21.3,"kind":"range","display":"9.6–21.3","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"9.6 - 21.3"}]},{"analyteId":"potassium","name":"Potassium","family":"metal","familyLabel":"Metals","casrn":"7440-09-7","whatItIs":"A naturally occurring mineral from rock and soil.","whyItMatters":"Not federally regulated for health.","measured":{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":5.4,"low":2.7,"high":5.4,"kind":"range","display":"2.7–5.4","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.7 - 5.4"},{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.9"}]},{"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":19.9,"low":null,"high":null,"kind":"point","display":"19.9","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"19.9"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":19.9,"low":null,"high":null,"kind":"point","display":"19.9","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"19.9"},{"value":36,"low":12,"high":36,"kind":"range","display":"12–36","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"12 - 36"}]},{"analyteId":"strontium","name":"Strontium","family":"metal","familyLabel":"Metals","casrn":"7440-24-6","whatItIs":null,"whyItMatters":null,"measured":{"value":593,"low":null,"high":null,"kind":"point","display":"593","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"593"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":593,"low":null,"high":null,"kind":"point","display":"593","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"593"},{"value":660,"low":0,"high":660,"kind":"range","display":"0–660","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 660"}]},{"analyteId":"vanadium","name":"Vanadium","family":"metal","familyLabel":"Metals","casrn":"7440-62-2","whatItIs":null,"whyItMatters":null,"measured":{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.3"},"federalStandard":{"type":"NL","value":50,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"average","samplingContext":"system","rawVerbatim":"2.3"},{"value":4.5,"low":0,"high":4.5,"kind":"range","display":"0–4.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.5"}]},{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"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":"range","samplingContext":"system","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0"}]},{"analyteId":"alkalinity","name":"Alkalinity","family":"physical_aggregate","familyLabel":"Physical & aggregate","casrn":null,"whatItIs":"A measure of the water's capacity to neutralize acids.","whyItMatters":"Not federally regulated for health; relevant to corrosion control and treatment.","measured":{"value":192.4,"low":null,"high":null,"kind":"point","display":"192.4","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"192.4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":192.4,"low":null,"high":null,"kind":"point","display":"192.4","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"192.4"},{"value":250,"low":150,"high":250,"kind":"range","display":"150–250","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"150 -250"}]},{"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":262.7,"low":null,"high":null,"kind":"point","display":"262.7","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"262.7"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":370,"low":164,"high":370,"kind":"range","display":"164–370","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"164 - 370"},{"value":262.7,"low":null,"high":null,"kind":"point","display":"262.7","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"262.7"}]},{"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":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.98"},"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":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"ND"},{"value":0.98,"low":null,"high":null,"kind":"point","display":"0.98","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0.98"},{"value":1,"low":0,"high":1,"kind":"range","display":"0–1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 1"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]},{"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":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"7.8"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":8.1,"low":7.7,"high":8.1,"kind":"range","display":"7.7–8.1","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.7 - 8.1"},{"value":7.8,"low":null,"high":null,"kind":"point","display":"7.8","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.8"}]},{"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":616,"low":null,"high":null,"kind":"point","display":"616","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"616"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":890,"low":420,"high":890,"kind":"range","display":"420–890","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"420 - 890"},{"value":616,"low":null,"high":null,"kind":"point","display":"616","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"616"}]},{"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":374,"low":null,"high":null,"kind":"point","display":"374","units":"mg/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"374"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":374,"low":null,"high":null,"kind":"point","display":"374","units":"mg/L","statisticType":"average","samplingContext":"system","rawVerbatim":"374"},{"value":530,"low":220,"high":530,"kind":"range","display":"220–530","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"220 - 530"}]},{"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,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"NTU","statisticType":"average","samplingContext":"system","censored":true,"detectionLimit":0.1,"rawVerbatim":"<0.1"},"federalStandard":{"type":"MCL","value":1,"units":"NTU","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.3,"low":0,"high":0.3,"kind":"range","display":"0–0.3","units":"NTU","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 0.3"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"NTU","statisticType":"average","samplingContext":"system","rawVerbatim":"<0.1"}]},{"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,"low":null,"high":null,"kind":"point","display":"3","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.0"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":"pCi/L","statisticType":"average","samplingContext":"system","rawVerbatim":"3.0"},{"value":4.93,"low":0,"high":4.93,"kind":"range","display":"0–4.93","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND - 4.93"}]},{"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":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"pCi/L","statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.5"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"detected","label":"Detected — no federal 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":6.4,"low":1.2,"high":6.4,"kind":"range","display":"1.2–6.4","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.2 - 6.4"}]}]}}