{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-05-25T20:19:55.674Z"},"system":{"slug":"metro__122__overland-park","name":"Overland Park","state":"KS","year":2023,"url":"https://www.thewatermap.com/water/ks/overland-park/2023","apiUrl":"https://www.thewatermap.com/api/water/ks/overland-park/2023","markdownUrl":"https://www.thewatermap.com/water/ks/overland-park/2023/llms.txt","coordinates":{"latitude":38.9742502,"longitude":-94.6851702},"contaminantsMeasured":38,"contaminantsWithFederalLimit":35,"contaminantsAtOrAboveLimit":4,"contaminantsApproachingLimit":2,"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":3.8,"low":2,"high":3.8,"kind":"range","display":"2–3.8","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"2.0 ppm - 3.8 ppm"},"federalStandard":{"type":"MRDL","value":4,"units":null,"enforceable":true},"status":{"key":"approaching","label":"Approaching the limit"},"breakdowns":[],"measurements":[{"value":3.8,"low":2,"high":3.8,"kind":"range","display":"2–3.8","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"2.0 ppm - 3.8 ppm"},{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"3.0 ppm 2"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"analyteId":"bromate","name":"Bromate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"15541-45-4","whatItIs":"A disinfection byproduct formed when bromide-containing water is treated with ozone.","whyItMatters":"Classified as a probable human carcinogen; the EPA sets a strict maximum contaminant level.","measured":{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":1,"rawVerbatim":"ND (1.0) ppb - 17 ppb"},"federalStandard":{"type":"MCL","value":10,"units":null,"enforceable":true},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"ND (1.0) ppb - 17 ppb"},{"value":2.9,"low":null,"high":null,"kind":"point","display":"2.9","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"2.9 ppb"}]},{"analyteId":"bromodichloromethane","name":"Bromodichloromethane","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"75-27-4","whatItIs":"A trihalomethane disinfection byproduct.","whyItMatters":"Counted within regulated total trihalomethanes; 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high levels can have a laxative effect and a bitter taste.","measured":{"value":177,"low":null,"high":null,"kind":"point","display":"177","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"177 ppm"},"federalStandard":{"type":"MCL","value":250,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":239,"low":94,"high":239,"kind":"range","display":"94–239","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"94 ppm - 239 ppm"},{"value":177,"low":null,"high":null,"kind":"point","display":"177","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"177 ppm"}]}]},{"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":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.9 ppb"},"federalStandard":{"type":"MCL","value":200,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":19,"low":0,"high":19,"kind":"range","display":"0–19","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND (1.0) ppb - 19 ppb"},{"value":4.9,"low":null,"high":null,"kind":"point","display":"4.9","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"4.9 ppb"}]},{"analyteId":"arsenic","name":"Arsenic","family":"metal","familyLabel":"Metals","casrn":"7440-38-2","whatItIs":"A naturally occurring element that also enters water from industry and agriculture.","whyItMatters":"A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.","measured":{"value":1.3,"low":0,"high":1.3,"kind":"range","display":"0–1.3","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":1,"rawVerbatim":"ND (1.0) ppb - 1.3 ppb"},"federalStandard":{"type":"MCL","value":10,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.3,"low":0,"high":1.3,"kind":"range","display":"0–1.3","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"ND (1.0) ppb - 1.3 ppb"},{"value":1.3,"low":null,"high":null,"kind":"point","display":"1.3","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"1.3 ppb"}]},{"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":0.08,"low":0.01,"high":0.08,"kind":"range","display":"0.01–0.08","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"0.01 ppm - 0.08 ppm"},"federalStandard":{"type":"MCL","value":2,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.08,"low":0.01,"high":0.08,"kind":"range","display":"0.01–0.08","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0.01 ppm - 0.08 ppm"},{"value":0.08,"low":null,"high":null,"kind":"point","display":"0.08","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"0.08 ppm"}]},{"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":36,"low":null,"high":null,"kind":"point","display":"36","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"36 ppm"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":40,"low":31,"high":40,"kind":"range","display":"31–40","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"31 ppm - 40 ppm"},{"value":36,"low":null,"high":null,"kind":"point","display":"36","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"36 ppm"}]},{"analyteId":"chromium_total","name":"Chromium, Total","family":"metal","familyLabel":"Metals","casrn":"7440-47-3","whatItIs":"Total chromium — the sum of all chromium forms, from natural deposits and industrial discharge.","whyItMatters":"Long-term exposure above the federal limit can cause allergic dermatitis; includes hexavalent chromium.","measured":{"value":2.6,"low":null,"high":null,"kind":"point","display":"2.6","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"2.6 ppb"},"federalStandard":{"type":"MCL","value":100,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.6,"low":null,"high":null,"kind":"point","display":"2.6","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"2.6 ppb"},{"value":2.6,"low":1.4,"high":2.6,"kind":"range","display":"1.4–2.6","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"1.4 ppb - 2.6 ppb"}]},{"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":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.2 ppb"},"federalStandard":{"type":"MCL","value":1000,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.02,"low":null,"high":null,"kind":"point","display":"0.02","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"0.020 ppm 1"},{"value":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"3.2 ppb"},{"value":8.7,"low":0,"high":8.7,"kind":"range","display":"0–8.7","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND (1.0) ppb - 8.7 ppb"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0 samples exceeding; 2023"}]},{"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":6.5,"low":null,"high":null,"kind":"point","display":"6.5","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"6.5 ppb 1"},"federalStandard":{"type":"AL","value":15,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"1 sample exceeding; 2023"},{"value":6.5,"low":null,"high":null,"kind":"point","display":"6.5","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"6.5 ppb 1"}]},{"analyteId":"magnesium","name":"Magnesium","family":"metal","familyLabel":"Metals","casrn":"7439-95-4","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; affects scaling and taste.","measured":{"value":12,"low":null,"high":null,"kind":"point","display":"12","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"12 ppm"},"federalStandard":{"type":"MCL","value":150,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":14,"low":9.6,"high":14,"kind":"range","display":"9.6–14","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"9.6 ppm - 14 ppm"},{"value":12,"low":null,"high":null,"kind":"point","display":"12","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"12 ppm"}]},{"analyteId":"nickel","name":"Nickel","family":"metal","familyLabel":"Metals","casrn":"7440-02-0","whatItIs":"A metal from natural deposits and industrial discharge.","whyItMatters":"Long-term exposure can cause skin and other effects; monitored under EPA rules.","measured":{"value":1.5,"low":null,"high":null,"kind":"point","display":"1.5","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.5 ppb"},"federalStandard":{"type":"MCL","value":100,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.5,"low":null,"high":null,"kind":"point","display":"1.5","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"1.5 ppb"},{"value":2.2,"low":0,"high":2.2,"kind":"range","display":"0–2.2","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND (1.0) ppb - 2.2 ppb"}]},{"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":7.4,"low":null,"high":null,"kind":"point","display":"7.4","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"7.4 ppm"},"federalStandard":{"type":"MCL","value":100,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":7.4,"low":null,"high":null,"kind":"point","display":"7.4","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"7.4 ppm"},{"value":7.5,"low":7.3,"high":7.5,"kind":"range","display":"7.3–7.5","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"7.3 ppm - 7.5 ppm"}]},{"analyteId":"selenium","name":"Selenium","family":"metal","familyLabel":"Metals","casrn":"7782-49-2","whatItIs":"A trace element from natural deposits and industrial discharge.","whyItMatters":"Essential in tiny amounts, but long-term exposure above the federal limit can cause hair and fingernail loss and circulatory problems.","measured":{"value":3.5,"low":1.1,"high":3.5,"kind":"range","display":"1.1–3.5","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"1.1 ppb - 3.5 ppb"},"federalStandard":{"type":"MCL","value":50,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":1.1,"high":3.5,"kind":"range","display":"1.1–3.5","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"1.1 ppb - 3.5 ppb"},{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"3.5 ppb"}]},{"analyteId":"silica","name":"Silica","family":"metal","familyLabel":"Metals","casrn":"7631-86-9","whatItIs":"A naturally occurring compound from sand and rock.","whyItMatters":"Not federally regulated for health; relevant mainly for industrial water use.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"10 ppm"},"federalStandard":{"type":"MCL","value":50,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"10 ppm"},{"value":17,"low":5.9,"high":17,"kind":"range","display":"5.9–17","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"5.9 ppm - 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145 ppm"},{"value":137,"low":null,"high":null,"kind":"point","display":"137","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"137 ppm"}]},{"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":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3 T.O.N."},"federalStandard":{"type":"MCL","value":3,"units":null,"enforceable":true},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"3 T.O.N."},{"value":5,"low":1,"high":5,"kind":"range","display":"1–5","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"1 T.O.N. - 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0.44 ppb"}]}]}],"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":3.8,"low":2,"high":3.8,"kind":"range","display":"2–3.8","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"2.0 ppm - 3.8 ppm"},"federalStandard":{"type":"MRDL","value":4,"units":null,"enforceable":true},"status":{"key":"approaching","label":"Approaching the limit"},"breakdowns":[],"measurements":[{"value":3.8,"low":2,"high":3.8,"kind":"range","display":"2–3.8","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"2.0 ppm - 3.8 ppm"},{"value":3,"low":null,"high":null,"kind":"point","display":"3","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"3.0 ppm 2"}]},{"analyteId":"bromate","name":"Bromate","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":"15541-45-4","whatItIs":"A disinfection byproduct formed when bromide-containing water is treated with ozone.","whyItMatters":"Classified as a probable human carcinogen; the EPA sets a strict maximum contaminant level.","measured":{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":1,"rawVerbatim":"ND (1.0) ppb - 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18 ppb"}]},{"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":47,"low":2.1,"high":47,"kind":"range","display":"2.1–47","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"2.1 ppb - 47 ppb"},"federalStandard":{"type":"MCL","value":80,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":47,"low":2.1,"high":47,"kind":"range","display":"2.1–47","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"2.1 ppb - 47 ppb"},{"value":28,"low":null,"high":null,"kind":"point","display":"28","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"28 ppb"}]},{"analyteId":"bromide","name":"Bromide","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"24959-67-9","whatItIs":"A naturally occurring salt found in source water.","whyItMatters":"Not directly regulated, but a precursor that increases formation of brominated disinfection byproducts.","measured":{"value":59,"low":null,"high":null,"kind":"point","display":"59","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"59 ppb"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":106,"low":43,"high":106,"kind":"range","display":"43–106","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"43 ppb - 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16.6 ppb"}]},{"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":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.50 ppm"},"federalStandard":{"type":"MCL","value":2,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.83,"low":0.34,"high":0.83,"kind":"range","display":"0.34–0.83","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0.34 ppm - 0.83 ppm"},{"value":0.83,"low":0.27,"high":0.83,"kind":"range","display":"0.27–0.83","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"0.27 ppm - 0.83 ppm"},{"value":0.83,"low":null,"high":null,"kind":"point","display":"0.83","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"0.83 ppm"},{"value":0.5,"low":null,"high":null,"kind":"point","display":"0.5","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"0.50 ppm"}]},{"analyteId":"nitrate","name":"Nitrate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-55-8","whatItIs":"A compound from fertilizer runoff, septic systems, and erosion of natural deposits.","whyItMatters":"Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.","measured":{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"2.1 ppm"},"federalStandard":{"type":"MCL","value":10,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.1,"low":null,"high":null,"kind":"point","display":"2.1","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"2.1 ppm"},{"value":2.1,"low":0.09,"high":2.1,"kind":"range","display":"0.09–2.1","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0.09 ppm - 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2.6 ppb"}]},{"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":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.2 ppb"},"federalStandard":{"type":"MCL","value":1000,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.02,"low":null,"high":null,"kind":"point","display":"0.02","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"0.020 ppm 1"},{"value":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"3.2 ppb"},{"value":8.7,"low":0,"high":8.7,"kind":"range","display":"0–8.7","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND (1.0) ppb - 8.7 ppb"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0 samples exceeding; 2023"}]},{"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":6.5,"low":null,"high":null,"kind":"point","display":"6.5","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"6.5 ppb 1"},"federalStandard":{"type":"AL","value":15,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1,"low":null,"high":null,"kind":"point","display":"1","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"1 sample exceeding; 2023"},{"value":6.5,"low":null,"high":null,"kind":"point","display":"6.5","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"6.5 ppb 1"}]},{"analyteId":"magnesium","name":"Magnesium","family":"metal","familyLabel":"Metals","casrn":"7439-95-4","whatItIs":"A naturally occurring mineral that contributes to water hardness.","whyItMatters":"Not federally regulated for health; 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high levels cause a metallic taste.","measured":{"value":6.6,"low":null,"high":null,"kind":"point","display":"6.6","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"6.6 ppb"},"federalStandard":{"type":"MCL","value":5000,"units":null,"enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":6.6,"low":null,"high":null,"kind":"point","display":"6.6","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"6.6 ppb"},{"value":73,"low":0,"high":73,"kind":"range","display":"0–73","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"ND (5.0) ppb - 73 ppb"}]},{"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":0.42,"low":0,"high":0.42,"kind":"range","display":"0–0.42","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","censored":false,"detectionLimit":null,"rawVerbatim":"0 - 0.42% positive samples/ month"},"federalStandard":{"type":"MCLG","value":0,"units":null,"enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":0.42,"low":0,"high":0.42,"kind":"range","display":"0–0.42","units":null,"statisticType":"range","samplingContext":"plant:WaterOne","rawVerbatim":"0 - 0.42% positive samples/ month"},{"value":0.4,"low":null,"high":null,"kind":"point","display":"0.4","units":null,"statisticType":"reported_level","samplingContext":"plant:WaterOne","rawVerbatim":"0.4%"}]},{"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; 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very low or high pH can corrode pipes or affect taste.","measured":{"value":9.6,"low":null,"high":null,"kind":"point","display":"9.6","units":null,"statisticType":"average","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"9.6 pH units"},"federalStandard":{"type":"MCL","value":8.5,"units":null,"enforceable":true},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":9.8,"low":9.3,"high":9.8,"kind":"range","display":"9.3–9.8","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"9.3 pH units - 9.8 pH units"},{"value":9.6,"low":null,"high":null,"kind":"point","display":"9.6","units":null,"statisticType":"average","samplingContext":"system","rawVerbatim":"9.6 pH units"}]},{"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; 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