{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-05-25T20:08:09.984Z"},"system":{"slug":"md__garrett__0110001-Town-of-Accident","name":"Town of Accident","state":"MD","year":2024,"url":"https://www.thewatermap.com/water/md/accident/2024","apiUrl":"https://www.thewatermap.com/api/water/md/accident/2024","markdownUrl":"https://www.thewatermap.com/water/md/accident/2024/llms.txt","coordinates":{"latitude":39.6234,"longitude":-79.3192},"contaminantsMeasured":16,"contaminantsWithFederalLimit":10,"contaminantsAtOrAboveLimit":0,"contaminantsApproachingLimit":1,"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":1.42,"low":null,"high":null,"kind":"point","display":"1.42","units":"mg/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.42*"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.42,"low":null,"high":null,"kind":"point","display":"1.42","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.42*"},{"value":1.42,"low":1.24,"high":1.42,"kind":"range","display":"1.24–1.42","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.24 – 1.42"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"analyteId":"haa5","name":"HAA5","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.","whyItMatters":"Long-term exposure above the federal limit is associated with an increased cancer risk.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","censored":true,"detectionLimit":2,"rawVerbatim":"<2.0 - <2.0"},"federalStandard":{"type":"MCL","value":60,"units":"ug/L","enforceable":true},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<2.0 - <2.0"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"<2.0"}]},{"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":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":{"type":"MCL","value":80,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.9"},{"value":3.9,"low":3.9,"high":3.9,"kind":"range","display":"3.9–3.9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.9 – 3.9"}]}]},{"family":"inorganic","familyLabel":"Inorganic chemicals","contaminants":[{"analyteId":"nitrate","name":"Nitrate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-55-8","whatItIs":"A compound from fertilizer runoff, septic systems, and erosion of natural deposits.","whyItMatters":"Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.","measured":{"value":1.7,"low":1.5,"high":1.7,"kind":"range","display":"1.5–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.5 – 1.7"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.7,"low":1.5,"high":1.7,"kind":"range","display":"1.5–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.5 – 1.7"},{"value":1.7,"low":null,"high":null,"kind":"point","display":"1.7","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.7"}]},{"analyteId":"nitrite","name":"Nitrite","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-65-0","whatItIs":"A compound from fertilizer runoff, sewage, and erosion of natural deposits.","whyItMatters":"Like nitrate, elevated levels can cause 'blue baby syndrome' in infants.","measured":{"value":0.02,"low":0.02,"high":0.02,"kind":"range","display":"0.02–0.02","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.02 – 0.02"},"federalStandard":{"type":"MCL","value":1,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.02,"low":0.02,"high":0.02,"kind":"range","display":"0.02–0.02","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.02 – 0.02"},{"value":0.02,"low":null,"high":null,"kind":"point","display":"0.02","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.02"}]}]},{"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":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.5"},"federalStandard":{"type":"MCL","value":10,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.5"},{"value":3.5,"low":0,"high":3.5,"kind":"range","display":"0–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0 – 3.5"}]},{"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":180,"low":8.7,"high":180,"kind":"range","display":"8.7–180","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"8.7 - 180"},"federalStandard":{"type":"MCL","value":2000,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":180,"low":8.7,"high":180,"kind":"range","display":"8.7–180","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"8.7 - 180"},{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"180"}]},{"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":1100,"low":19,"high":1100,"kind":"range","display":"19–1100","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"19 - 1100"},"federalStandard":{"type":"MCL","value":1300,"units":"ug/L","enforceable":true},"status":{"key":"approaching","label":"Approaching the limit"},"breakdowns":[],"measurements":[{"value":680,"low":null,"high":null,"kind":"point","display":"680","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"680*"},{"value":1100,"low":19,"high":1100,"kind":"range","display":"19–1100","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"19 - 1100"}]},{"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":2,"low":0,"high":2,"kind":"range","display":"0–2","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":2,"rawVerbatim":"<2.0 – 2.0**"},"federalStandard":{"type":"MCL","value":15,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"<2.0*"},{"value":2,"low":0,"high":2,"kind":"range","display":"0–2","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<2.0 – 2.0**"}]}]},{"family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","contaminants":[{"analyteId":"hfpo_da","name":"Hexafluoropropylene oxide dimer acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"13252-13-6","whatItIs":"HFPO-DA ('GenX chemicals'), a newer-generation PFAS replacement compound.","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"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":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"}]},{"analyteId":"pfbs","name":"Perfluorobutanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-73-5","whatItIs":"Perfluorobutanesulfonic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Has no standalone limit but is part of the EPA PFAS Hazard Index that limits PFAS in combination.","measured":{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"2000*"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"2000*"},{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"2000*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":1.01,"low":null,"high":null,"kind":"point","display":"1.01","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.01"}]},{"analyteId":"pfhxs","name":"Perfluorohexanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"355-46-4","whatItIs":"Perfluorohexanesulfonic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"}]},{"analyteId":"pfna","name":"Perfluorononanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-95-1","whatItIs":"Perfluorononanoic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"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":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.5"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.5"}]},{"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":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.66,"low":null,"high":null,"kind":"point","display":"1.66","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.66"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":1.44,"low":null,"high":null,"kind":"point","display":"1.44","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.44"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"}]},{"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":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.18,"low":null,"high":null,"kind":"point","display":"2.18","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"2.18"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":2.38,"low":null,"high":null,"kind":"point","display":"2.38","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"2.38"}]}]},{"family":"radionuclide","familyLabel":"Radionuclides","contaminants":[{"analyteId":"combined_radium","name":"Combined Radium","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Combined radium-226 and radium-228 — naturally occurring radioactive elements.","whyItMatters":"Long-term exposure above the federal limit increases the risk of bone cancer.","measured":{"value":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.8"},"federalStandard":{"type":"MCL","value":5,"units":"ug/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":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.8"},{"value":0.8,"low":0,"high":0.8,"kind":"range","display":"0–0.8","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.0 – 0.8"}]}]}],"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":1.42,"low":null,"high":null,"kind":"point","display":"1.42","units":"mg/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.42*"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.42,"low":null,"high":null,"kind":"point","display":"1.42","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.42*"},{"value":1.42,"low":1.24,"high":1.42,"kind":"range","display":"1.24–1.42","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.24 – 1.42"}]},{"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":"range","samplingContext":"system","censored":true,"detectionLimit":2,"rawVerbatim":"<2.0 - <2.0"},"federalStandard":{"type":"MCL","value":60,"units":"ug/L","enforceable":true},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<2.0 - <2.0"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"<2.0"}]},{"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":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.9"},"federalStandard":{"type":"MCL","value":80,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.9,"low":null,"high":null,"kind":"point","display":"3.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.9"},{"value":3.9,"low":3.9,"high":3.9,"kind":"range","display":"3.9–3.9","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"3.9 – 3.9"}]},{"analyteId":"nitrate","name":"Nitrate","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-55-8","whatItIs":"A compound from fertilizer runoff, septic systems, and erosion of natural deposits.","whyItMatters":"Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.","measured":{"value":1.7,"low":1.5,"high":1.7,"kind":"range","display":"1.5–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.5 – 1.7"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.7,"low":1.5,"high":1.7,"kind":"range","display":"1.5–1.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.5 – 1.7"},{"value":1.7,"low":null,"high":null,"kind":"point","display":"1.7","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.7"}]},{"analyteId":"nitrite","name":"Nitrite","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"14797-65-0","whatItIs":"A compound from fertilizer runoff, sewage, and erosion of natural deposits.","whyItMatters":"Like nitrate, elevated levels can cause 'blue baby syndrome' in infants.","measured":{"value":0.02,"low":0.02,"high":0.02,"kind":"range","display":"0.02–0.02","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.02 – 0.02"},"federalStandard":{"type":"MCL","value":1,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.02,"low":0.02,"high":0.02,"kind":"range","display":"0.02–0.02","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.02 – 0.02"},{"value":0.02,"low":null,"high":null,"kind":"point","display":"0.02","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.02"}]},{"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":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"3.5"},"federalStandard":{"type":"MCL","value":10,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":null,"high":null,"kind":"point","display":"3.5","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.5"},{"value":3.5,"low":0,"high":3.5,"kind":"range","display":"0–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0 – 3.5"}]},{"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":180,"low":8.7,"high":180,"kind":"range","display":"8.7–180","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"8.7 - 180"},"federalStandard":{"type":"MCL","value":2000,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":180,"low":8.7,"high":180,"kind":"range","display":"8.7–180","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"8.7 - 180"},{"value":180,"low":null,"high":null,"kind":"point","display":"180","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"180"}]},{"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":1100,"low":19,"high":1100,"kind":"range","display":"19–1100","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"19 - 1100"},"federalStandard":{"type":"MCL","value":1300,"units":"ug/L","enforceable":true},"status":{"key":"approaching","label":"Approaching the limit"},"breakdowns":[],"measurements":[{"value":680,"low":null,"high":null,"kind":"point","display":"680","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"680*"},{"value":1100,"low":19,"high":1100,"kind":"range","display":"19–1100","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"19 - 1100"}]},{"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":2,"low":0,"high":2,"kind":"range","display":"0–2","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":2,"rawVerbatim":"<2.0 – 2.0**"},"federalStandard":{"type":"MCL","value":15,"units":"ug/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"<2.0*"},{"value":2,"low":0,"high":2,"kind":"range","display":"0–2","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"<2.0 – 2.0**"}]},{"analyteId":"hfpo_da","name":"Hexafluoropropylene oxide dimer acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"13252-13-6","whatItIs":"HFPO-DA ('GenX chemicals'), a newer-generation PFAS replacement compound.","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"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":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"}]},{"analyteId":"pfbs","name":"Perfluorobutanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-73-5","whatItIs":"Perfluorobutanesulfonic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Has no standalone limit but is part of the EPA PFAS Hazard Index that limits PFAS in combination.","measured":{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"2000*"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"2000*"},{"value":2000,"low":null,"high":null,"kind":"point","display":"2000","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"2000*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":1.01,"low":null,"high":null,"kind":"point","display":"1.01","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.01"}]},{"analyteId":"pfhxs","name":"Perfluorohexanesulfonic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"355-46-4","whatItIs":"Perfluorohexanesulfonic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.0"}]},{"analyteId":"pfna","name":"Perfluorononanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-95-1","whatItIs":"Perfluorononanoic acid, a PFAS 'forever chemical.'","whyItMatters":"Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.","measured":{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"10*"},"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":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.5"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":10,"low":null,"high":null,"kind":"point","display":"10","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"10*"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"<1.5"}]},{"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":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.66,"low":null,"high":null,"kind":"point","display":"1.66","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.66"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":1.44,"low":null,"high":null,"kind":"point","display":"1.44","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"1.44"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"}]},{"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":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","censored":false,"detectionLimit":null,"rawVerbatim":"4"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.18,"low":null,"high":null,"kind":"point","display":"2.18","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"2.18"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Limit","rawVerbatim":"4"},{"value":2.38,"low":null,"high":null,"kind":"point","display":"2.38","units":"ng/L","statisticType":"reported_level","samplingContext":"zone:Result","rawVerbatim":"2.38"}]},{"analyteId":"combined_radium","name":"Combined Radium","family":"radionuclide","familyLabel":"Radionuclides","casrn":null,"whatItIs":"Combined radium-226 and radium-228 — naturally occurring radioactive elements.","whyItMatters":"Long-term exposure above the federal limit increases the risk of bone cancer.","measured":{"value":0.8,"low":null,"high":null,"kind":"point","display":"0.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.8"},"federalStandard":{"type":"MCL","value":5,"units":"ug/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":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.8"},{"value":0.8,"low":0,"high":0.8,"kind":"range","display":"0–0.8","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.0 – 0.8"}]}]}}