{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T01:43:59.145Z"},"system":{"slug":"ca__esparto-c-s-d__CA5710007","name":"Esparto C.s.d. — Esparto, Ca","state":"CA","year":2023,"url":"https://www.thewatermap.com/water/ca/esparto-c-s-d-esparto-ca/2023","apiUrl":"https://www.thewatermap.com/api/water/ca/esparto-c-s-d-esparto-ca/2023","markdownUrl":"https://www.thewatermap.com/water/ca/esparto-c-s-d-esparto-ca/2023/llms.txt","coordinates":{"latitude":38.69333,"longitude":-122.0190526},"contaminantsMeasured":11,"contaminantsWithFederalLimit":7,"contaminantsAtOrAboveLimit":1,"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":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".00-4.0"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":".00-4.0"},{"value":0.38,"low":null,"high":null,"kind":"point","display":"0.38","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".38"}]}]},{"family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","contaminants":[{"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":1,"low":0,"high":1,"kind":"range","display":"0–1","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-1(ppb)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.683,"low":null,"high":null,"kind":"point","display":"0.683","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".683"},{"value":1,"low":0,"high":1,"kind":"range","display":"0–1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-1(ppb)"}]}]},{"family":"inorganic","familyLabel":"Inorganic chemicals","contaminants":[{"analyteId":"fluoride","name":"Fluoride","family":"inorganic","familyLabel":"Inorganic chemicals","casrn":"16984-48-8","whatItIs":"A mineral often added to drinking water to help prevent tooth decay.","whyItMatters":"Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.","measured":{"value":0.55,"low":0.26,"high":0.55,"kind":"range","display":"0.26–0.55","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".26 - .55"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.43,"low":null,"high":null,"kind":"point","display":"0.43","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".43"},{"value":0.55,"low":0.26,"high":0.55,"kind":"range","display":"0.26–0.55","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":".26 - .55"}]},{"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":2.3,"low":0.31,"high":2.3,"kind":"range","display":"0.31–2.3","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".31-2.3"},"federalStandard":{"type":"MCL","value":10,"units":null,"enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":0.31,"high":2.3,"kind":"range","display":"0.31–2.3","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":".31-2.3"},{"value":1.64,"low":null,"high":null,"kind":"point","display":"1.64","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.64"}]}]},{"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":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-2.7"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.375,"low":null,"high":null,"kind":"point","display":"1.375","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.375"},{"value":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-2.7"}]},{"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":2,"low":0,"high":2,"kind":"range","display":"0–2","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.0 – 2.0"},"federalStandard":{"type":"MCL","value":1,"units":null,"enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2,"low":0,"high":2,"kind":"range","display":"0–2","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"0.0 – 2.0"},{"value":0.14,"low":null,"high":null,"kind":"point","display":"0.14","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.14"}]},{"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":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":".35"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":".35"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":40,"low":null,"high":null,"kind":"point","display":"40","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"40"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0"}]}]},{"family":"microbial","familyLabel":"Microbial","contaminants":[{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"max","samplingContext":"plant:No. of Detections","censored":false,"detectionLimit":null,"rawVerbatim":"2023\n0"},"federalStandard":{"type":"MCLG","value":0,"units":null,"enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:No. of Detections","label":"No. of Detections","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Total No. of Detections","label":"Total No. of Detections","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"max","samplingContext":"plant:No. of Detections","rawVerbatim":"2023\n0"},{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"reported_level","samplingContext":"plant:Total No. of Detections","rawVerbatim":"2023 0"}]}]},{"family":"other","familyLabel":"Other","contaminants":[{"analyteId":"chromium","name":"Chromium","family":"other","familyLabel":"Other","casrn":null,"whatItIs":null,"whyItMatters":null,"measured":{"value":50,"low":0,"high":50,"kind":"range","display":"0–50","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-50"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.25,"low":null,"high":null,"kind":"point","display":"3.25","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.25"},{"value":50,"low":0,"high":50,"kind":"range","display":"0–50","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-50"}]}]},{"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":3.97,"low":1.51,"high":3.97,"kind":"range","display":"1.51–3.97","units":"pCi/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.51-3.97"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.28,"low":null,"high":null,"kind":"point","display":"2.28","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.28"},{"value":3.97,"low":1.51,"high":3.97,"kind":"range","display":"1.51–3.97","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.51-3.97"}]}]}],"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":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".00-4.0"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":4,"low":0,"high":4,"kind":"range","display":"0–4","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":".00-4.0"},{"value":0.38,"low":null,"high":null,"kind":"point","display":"0.38","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".38"}]},{"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":1,"low":0,"high":1,"kind":"range","display":"0–1","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-1(ppb)"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.683,"low":null,"high":null,"kind":"point","display":"0.683","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".683"},{"value":1,"low":0,"high":1,"kind":"range","display":"0–1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-1(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":0.55,"low":0.26,"high":0.55,"kind":"range","display":"0.26–0.55","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".26 - .55"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.43,"low":null,"high":null,"kind":"point","display":"0.43","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":".43"},{"value":0.55,"low":0.26,"high":0.55,"kind":"range","display":"0.26–0.55","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":".26 - .55"}]},{"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":2.3,"low":0.31,"high":2.3,"kind":"range","display":"0.31–2.3","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":".31-2.3"},"federalStandard":{"type":"MCL","value":10,"units":null,"enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":0.31,"high":2.3,"kind":"range","display":"0.31–2.3","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":".31-2.3"},{"value":1.64,"low":null,"high":null,"kind":"point","display":"1.64","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.64"}]},{"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":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-2.7"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.375,"low":null,"high":null,"kind":"point","display":"1.375","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.375"},{"value":2.7,"low":0,"high":2.7,"kind":"range","display":"0–2.7","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-2.7"}]},{"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":2,"low":0,"high":2,"kind":"range","display":"0–2","units":null,"statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.0 – 2.0"},"federalStandard":{"type":"MCL","value":1,"units":null,"enforceable":true},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":2,"low":0,"high":2,"kind":"range","display":"0–2","units":null,"statisticType":"range","samplingContext":"system","rawVerbatim":"0.0 – 2.0"},{"value":0.14,"low":null,"high":null,"kind":"point","display":"0.14","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.14"}]},{"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":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":".35"},"federalStandard":{"type":"AL","value":1.3,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.35,"low":null,"high":null,"kind":"point","display":"0.35","units":"mg/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":".35"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":40,"low":null,"high":null,"kind":"point","display":"40","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"40"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0"}]},{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"max","samplingContext":"plant:No. of Detections","censored":false,"detectionLimit":null,"rawVerbatim":"2023\n0"},"federalStandard":{"type":"MCLG","value":0,"units":null,"enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[{"context":"plant:No. of Detections","label":"No. of Detections","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Total No. of Detections","label":"Total No. of Detections","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"max","samplingContext":"plant:No. of Detections","rawVerbatim":"2023\n0"},{"value":2023,"low":null,"high":null,"kind":"point","display":"2023","units":null,"statisticType":"reported_level","samplingContext":"plant:Total No. of Detections","rawVerbatim":"2023 0"}]},{"analyteId":"chromium","name":"Chromium","family":"other","familyLabel":"Other","casrn":null,"whatItIs":null,"whyItMatters":null,"measured":{"value":50,"low":0,"high":50,"kind":"range","display":"0–50","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0-50"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.25,"low":null,"high":null,"kind":"point","display":"3.25","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.25"},{"value":50,"low":0,"high":50,"kind":"range","display":"0–50","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0-50"}]},{"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":3.97,"low":1.51,"high":3.97,"kind":"range","display":"1.51–3.97","units":"pCi/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.51-3.97"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":2.28,"low":null,"high":null,"kind":"point","display":"2.28","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.28"},{"value":3.97,"low":1.51,"high":3.97,"kind":"range","display":"1.51–3.97","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.51-3.97"}]}]}}