{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-06-04T02:20:04.697Z"},"system":{"slug":"ca__riverside-highland-water-company__CA3610057","name":"Riverside Highland Water Company — Grand Terrace, Ca","state":"CA","year":2023,"url":"https://www.thewatermap.com/water/ca/riverside-highland-water-company-grand-terrace-ca/2023","apiUrl":"https://www.thewatermap.com/api/water/ca/riverside-highland-water-company-grand-terrace-ca/2023","markdownUrl":"https://www.thewatermap.com/water/ca/riverside-highland-water-company-grand-terrace-ca/2023/llms.txt","coordinates":{"latitude":34.0339107,"longitude":-117.3138355},"contaminantsMeasured":23,"contaminantsWithFederalLimit":11,"contaminantsAtOrAboveLimit":3,"contaminantsApproachingLimit":0,"source":{"type":"Consumer Confidence Report (CCR)","description":"Figures are transcribed from the water utility's own annual Consumer Confidence Report, cross-checked by a second model, and approved by a person before publishing."},"families":[{"family":"disinfectant","familyLabel":"Disinfectants","contaminants":[{"analyteId":"chlorine","name":"Chlorine","family":"disinfectant","familyLabel":"Disinfectants","casrn":null,"whatItIs":"A disinfectant added to drinking water to kill bacteria and viruses.","whyItMatters":"Effective and necessary, but high residual levels can cause taste and odor issues; the EPA caps the residual disinfectant level.","measured":{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","censored":false,"detectionLimit":null,"rawVerbatim":"1.4"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.11,"low":null,"high":null,"kind":"point","display":"1.11","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.11"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"1.4"},{"value":1.01,"low":null,"high":null,"kind":"point","display":"1.01","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.01/1.12"}]}]},{"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":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"tthm","name":"TTHM","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.","whyItMatters":"Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.","measured":{"value":4.8,"low":null,"high":null,"kind":"point","display":"4.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.8"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.8,"low":null,"high":null,"kind":"point","display":"4.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"4.8"},{"value":0.56,"low":null,"high":null,"kind":"point","display":"0.56","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":".56/6.9"}]}]},{"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":0.64,"low":0.22,"high":0.64,"kind":"range","display":"0.22–0.64","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.22-0.64"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.64,"low":0.22,"high":0.64,"kind":"range","display":"0.22–0.64","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.22-0.64"},{"value":0.32,"low":null,"high":null,"kind":"point","display":"0.32","units":"mg/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0.32"},{"value":0.33,"low":null,"high":null,"kind":"point","display":"0.33","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.33"}]},{"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":6.7,"low":1.8,"high":6.7,"kind":"range","display":"1.8–6.7","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.8-6.7"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.3,"low":null,"high":null,"kind":"point","display":"3.3","units":"mg/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"3.3"},{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.1"},{"value":6.7,"low":1.8,"high":6.7,"kind":"range","display":"1.8–6.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.8-6.7"}]}]},{"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":2.9,"high":3.5,"kind":"range","display":"2.9–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.9-3.5"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":2.9,"high":3.5,"kind":"range","display":"2.9–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.9-3.5"},{"value":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.2"},{"value":1.36,"low":null,"high":null,"kind":"point","display":"1.36","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"1.36"}]},{"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":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.0025,"low":null,"high":null,"kind":"point","display":"0.0025","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0.0025"},{"value":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.1"},{"value":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND/1.1"}]},{"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":0.29,"low":null,"high":null,"kind":"point","display":"0.29","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.29"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":30,"low":null,"high":null,"kind":"point","display":"30","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"30"},{"value":0.29,"low":null,"high":null,"kind":"point","display":"0.29","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.29"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:No. of Samples Collected","label":"No. of Samples Collected","kind":"plant","units":"ug/L","average":null,"range":null,"ratio":2},{"context":"plant:No. of Schools Requesting Lead Sampling","label":"No. of Schools Requesting Lead Sampling","kind":"plant","units":"ug/L","average":null,"range":null,"ratio":0.26666666666666666}],"measurements":[{"value":30,"low":null,"high":null,"kind":"point","display":"30","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"30"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Schools Requesting Lead Sampling","rawVerbatim":"4"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"ND"}]}]},{"family":"microbial","familyLabel":"Microbial","contaminants":[{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":{"type":"PHG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:No. of detections","label":"No. of detections","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of detections","rawVerbatim":"0"}]},{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":{"type":"PHG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:No. of detections","label":"No. of detections","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of detections","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0"}]}]},{"family":"other","familyLabel":"Other","contaminants":[{"analyteId":"chromium","name":"Chromium","family":"other","familyLabel":"Other","casrn":null,"whatItIs":null,"whyItMatters":null,"measured":{"value":1.7,"low":0,"high":1.7,"kind":"range","display":"0–1.7","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"ND-1.7"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"ug/L","average":null,"range":{"low":null,"high":null,"display":"0.6"},"ratio":0.005999999999999999},{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"ug/L","average":null,"range":null,"ratio":0}],"measurements":[{"value":1.7,"low":0,"high":1.7,"kind":"range","display":"0–1.7","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND-1.7"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"ND"},{"value":0.9,"low":null,"high":null,"kind":"point","display":"0.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.9"},{"value":0.6,"low":null,"high":null,"kind":"point","display":"0.6","units":"ug/L","statisticType":"range","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0.6"}]}]},{"family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","contaminants":[{"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":10,"low":0,"high":10,"kind":"range","display":"0–10","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-10"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":10,"low":0,"high":10,"kind":"range","display":"0–10","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-10"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.4"}]},{"analyteId":"pfhpa","name":"Perfluoroheptanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-85-9","whatItIs":"Perfluoroheptanoic acid, a PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment.","measured":{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.0"}]},{"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":8.2,"low":0,"high":8.2,"kind":"range","display":"0–8.2","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-8.2"},"federalStandard":null,"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":8.2,"low":0,"high":8.2,"kind":"range","display":"0–8.2","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-8.2"},{"value":0.9,"low":null,"high":null,"kind":"point","display":"0.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.9"}]},{"analyteId":"pfhxa","name":"Perfluorohexanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"307-24-4","whatItIs":"Perfluorohexanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent and widely detected.","measured":{"value":18,"low":0,"high":18,"kind":"range","display":"0–18","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-18"},"federalStandard":{"type":"NL","value":5.1,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":18,"low":0,"high":18,"kind":"range","display":"0–18","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-18"},{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.3"}]},{"analyteId":"pfpea","name":"Perfluoropentanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"2706-90-3","whatItIs":"Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment.","measured":{"value":12,"low":0,"high":12,"kind":"range","display":"0–12","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-12"},"federalStandard":{"type":"NL","value":6.5,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.2,"low":null,"high":null,"kind":"point","display":"1.2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.2"},{"value":12,"low":0,"high":12,"kind":"range","display":"0–12","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-12"}]},{"analyteId":"pfba","name":"PFBA","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-22-4","whatItIs":"Perfluorobutanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment and the human body.","measured":{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-17"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-17"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2"}]},{"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":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":{"type":"NL","value":3,"units":"ug/L","enforceable":false},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.3"},{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"}]},{"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":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":{"type":"NL","value":3,"units":"ug/L","enforceable":false},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.0"},{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"}]}]},{"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":3.4,"low":null,"high":null,"kind":"point","display":"3.4","units":"pCi/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"3.4"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.255,"low":null,"high":null,"kind":"point","display":"3.255","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.255"},{"value":3.4,"low":null,"high":null,"kind":"point","display":"3.4","units":"pCi/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"3.4"},{"value":2.63,"low":null,"high":null,"kind":"point","display":"2.63","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.63/3.88"}]},{"analyteId":"uranium","name":"Uranium","family":"radionuclide","familyLabel":"Radionuclides","casrn":"7440-61-1","whatItIs":"A naturally occurring radioactive metal from erosion of natural deposits.","whyItMatters":"Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]}]},{"family":"voc_pesticide","familyLabel":"VOCs & pesticides","contaminants":[{"analyteId":"tcp123","name":"1,2,3-TCP","family":"voc_pesticide","familyLabel":"VOCs & pesticides","casrn":"96-18-4","whatItIs":null,"whyItMatters":null,"measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardino","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardino","label":"The City of San Bernardino","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardino","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"}]}]}],"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":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","censored":false,"detectionLimit":null,"rawVerbatim":"1.4"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":1.11,"low":null,"high":null,"kind":"point","display":"1.11","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.11"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"mg/L","statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"1.4"},{"value":1.01,"low":null,"high":null,"kind":"point","display":"1.01","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.01/1.12"}]},{"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":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"tthm","name":"TTHM","family":"disinfection_byproduct","familyLabel":"Disinfection byproducts","casrn":null,"whatItIs":"Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.","whyItMatters":"Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.","measured":{"value":4.8,"low":null,"high":null,"kind":"point","display":"4.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"4.8"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":4.8,"low":null,"high":null,"kind":"point","display":"4.8","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"4.8"},{"value":0.56,"low":null,"high":null,"kind":"point","display":"0.56","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":".56/6.9"}]},{"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":0.64,"low":0.22,"high":0.64,"kind":"range","display":"0.22–0.64","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"0.22-0.64"},"federalStandard":{"type":"MCL","value":4,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.64,"low":0.22,"high":0.64,"kind":"range","display":"0.22–0.64","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"0.22-0.64"},{"value":0.32,"low":null,"high":null,"kind":"point","display":"0.32","units":"mg/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0.32"},{"value":0.33,"low":null,"high":null,"kind":"point","display":"0.33","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.33"}]},{"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":6.7,"low":1.8,"high":6.7,"kind":"range","display":"1.8–6.7","units":"mg/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.8-6.7"},"federalStandard":{"type":"MCL","value":10,"units":"mg/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.3,"low":null,"high":null,"kind":"point","display":"3.3","units":"mg/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"3.3"},{"value":3.1,"low":null,"high":null,"kind":"point","display":"3.1","units":"mg/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.1"},{"value":6.7,"low":1.8,"high":6.7,"kind":"range","display":"1.8–6.7","units":"mg/L","statisticType":"range","samplingContext":"system","rawVerbatim":"1.8-6.7"}]},{"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":2.9,"high":3.5,"kind":"range","display":"2.9–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"2.9-3.5"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.5,"low":2.9,"high":3.5,"kind":"range","display":"2.9–3.5","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.9-3.5"},{"value":3.2,"low":null,"high":null,"kind":"point","display":"3.2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.2"},{"value":1.36,"low":null,"high":null,"kind":"point","display":"1.36","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"1.36"}]},{"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":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"reported_level","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"1.1"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":0.0025,"low":null,"high":null,"kind":"point","display":"0.0025","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0.0025"},{"value":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.1"},{"value":1.1,"low":null,"high":null,"kind":"point","display":"1.1","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND/1.1"}]},{"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":0.29,"low":null,"high":null,"kind":"point","display":"0.29","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":false,"detectionLimit":null,"rawVerbatim":"0.29"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":30,"low":null,"high":null,"kind":"point","display":"30","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"30"},{"value":0.29,"low":null,"high":null,"kind":"point","display":"0.29","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"0.29"}]},{"analyteId":"lead","name":"Lead","family":"metal","familyLabel":"Metals","casrn":"7439-92-1","whatItIs":"A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.","whyItMatters":"There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:No. of Samples Collected","label":"No. of Samples Collected","kind":"plant","units":"ug/L","average":null,"range":null,"ratio":2},{"context":"plant:No. of Schools Requesting Lead Sampling","label":"No. of Schools Requesting Lead Sampling","kind":"plant","units":"ug/L","average":null,"range":null,"ratio":0.26666666666666666}],"measurements":[{"value":30,"low":null,"high":null,"kind":"point","display":"30","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Samples Collected","rawVerbatim":"30"},{"value":4,"low":null,"high":null,"kind":"point","display":"4","units":"ug/L","statisticType":"reported_level","samplingContext":"plant:No. of Schools Requesting Lead Sampling","rawVerbatim":"4"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"p90","samplingContext":"at_the_tap","rawVerbatim":"ND"}]},{"analyteId":"ecoli","name":"Escherichia coli (E. coli)","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"Escherichia coli — bacteria found in the gut of humans and animals.","whyItMatters":"Its presence in drinking water indicates fecal contamination and a real risk of waterborne illness.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":{"type":"PHG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:No. of detections","label":"No. of detections","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of detections","rawVerbatim":"0"}]},{"analyteId":"total_coliform","name":"Total Coliform","family":"microbial","familyLabel":"Microbial","casrn":null,"whatItIs":"A group of bacteria used as an indicator of overall water-system sanitation.","whyItMatters":"Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.","measured":{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"0"},"federalStandard":{"type":"PHG","value":0,"units":null,"enforceable":false},"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:No. of detections","label":"No. of detections","kind":"plant","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"max_single","samplingContext":"plant:No. of detections","rawVerbatim":"0"},{"value":0,"low":null,"high":null,"kind":"point","display":"0","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0"}]},{"analyteId":"chromium","name":"Chromium","family":"other","familyLabel":"Other","casrn":null,"whatItIs":null,"whyItMatters":null,"measured":{"value":1.7,"low":0,"high":1.7,"kind":"range","display":"0–1.7","units":"ug/L","statisticType":"range","samplingContext":"system","censored":false,"detectionLimit":null,"rawVerbatim":"ND-1.7"},"federalStandard":null,"status":{"key":"under","label":"Within the limit"},"breakdowns":[{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"ug/L","average":null,"range":{"low":null,"high":null,"display":"0.6"},"ratio":0.005999999999999999},{"context":"zone:The City of San Bernardin","label":"The City of San Bernardin","kind":"zone","units":"ug/L","average":null,"range":null,"ratio":0}],"measurements":[{"value":1.7,"low":0,"high":1.7,"kind":"range","display":"0–1.7","units":"ug/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND-1.7"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"ug/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"ND"},{"value":0.9,"low":null,"high":null,"kind":"point","display":"0.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.9"},{"value":0.6,"low":null,"high":null,"kind":"point","display":"0.6","units":"ug/L","statisticType":"range","samplingContext":"plant:Baseline Feeder","rawVerbatim":"0.6"}]},{"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":10,"low":0,"high":10,"kind":"range","display":"0–10","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-10"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":10,"low":0,"high":10,"kind":"range","display":"0–10","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-10"},{"value":1.4,"low":null,"high":null,"kind":"point","display":"1.4","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.4"}]},{"analyteId":"pfhpa","name":"Perfluoroheptanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-85-9","whatItIs":"Perfluoroheptanoic acid, a PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment.","measured":{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.0"}]},{"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":8.2,"low":0,"high":8.2,"kind":"range","display":"0–8.2","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-8.2"},"federalStandard":null,"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":8.2,"low":0,"high":8.2,"kind":"range","display":"0–8.2","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-8.2"},{"value":0.9,"low":null,"high":null,"kind":"point","display":"0.9","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"0.9"}]},{"analyteId":"pfhxa","name":"Perfluorohexanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"307-24-4","whatItIs":"Perfluorohexanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent and widely detected.","measured":{"value":18,"low":0,"high":18,"kind":"range","display":"0–18","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-18"},"federalStandard":{"type":"NL","value":5.1,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":18,"low":0,"high":18,"kind":"range","display":"0–18","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-18"},{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.3"}]},{"analyteId":"pfpea","name":"Perfluoropentanoic acid","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"2706-90-3","whatItIs":"Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment.","measured":{"value":12,"low":0,"high":12,"kind":"range","display":"0–12","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-12"},"federalStandard":{"type":"NL","value":6.5,"units":"ug/L","enforceable":false},"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":1.2,"low":null,"high":null,"kind":"point","display":"1.2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"1.2"},{"value":12,"low":0,"high":12,"kind":"range","display":"0–12","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-12"}]},{"analyteId":"pfba","name":"PFBA","family":"pfas","familyLabel":"PFAS (\"forever chemicals\")","casrn":"375-22-4","whatItIs":"Perfluorobutanoic acid, a shorter-chain PFAS 'forever chemical.'","whyItMatters":"Monitored under EPA rules; persistent in the environment and the human body.","measured":{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-17"},"federalStandard":null,"status":{"key":"detected","label":"Detected — no federal limit"},"breakdowns":[],"measurements":[{"value":17,"low":0,"high":17,"kind":"range","display":"0–17","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-17"},{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2"}]},{"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":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":{"type":"NL","value":3,"units":"ug/L","enforceable":false},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":2.3,"low":null,"high":null,"kind":"point","display":"2.3","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.3"},{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"}]},{"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":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","censored":false,"detectionLimit":null,"rawVerbatim":"ND-14"},"federalStandard":{"type":"NL","value":3,"units":"ug/L","enforceable":false},"status":{"key":"over","label":"At or above the limit"},"breakdowns":[],"measurements":[{"value":2,"low":null,"high":null,"kind":"point","display":"2","units":"ug/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"2.0"},{"value":14,"low":0,"high":14,"kind":"range","display":"0–14","units":"ug/L","statisticType":"range","samplingContext":"zone:RHWC","rawVerbatim":"ND-14"}]},{"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":3.4,"low":null,"high":null,"kind":"point","display":"3.4","units":"pCi/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","censored":false,"detectionLimit":null,"rawVerbatim":"3.4"},"federalStandard":{"type":"MCL","value":15,"units":"pCi/L","enforceable":true},"status":{"key":"under","label":"Within the limit"},"breakdowns":[],"measurements":[{"value":3.255,"low":null,"high":null,"kind":"point","display":"3.255","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"3.255"},{"value":3.4,"low":null,"high":null,"kind":"point","display":"3.4","units":"pCi/L","statisticType":"reported_level","samplingContext":"zone:The City of San Bernardin","rawVerbatim":"3.4"},{"value":2.63,"low":null,"high":null,"kind":"point","display":"2.63","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"2.63/3.88"}]},{"analyteId":"uranium","name":"Uranium","family":"radionuclide","familyLabel":"Radionuclides","casrn":"7440-61-1","whatItIs":"A naturally occurring radioactive metal from erosion of natural deposits.","whyItMatters":"Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.","measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":{"type":"MCL","value":20,"units":"pCi/L","enforceable":true},"status":{"key":"none","label":"None detected"},"breakdowns":[],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":"pCi/L","statisticType":"range","samplingContext":"system","rawVerbatim":"ND"}]},{"analyteId":"tcp123","name":"1,2,3-TCP","family":"voc_pesticide","familyLabel":"VOCs & pesticides","casrn":"96-18-4","whatItIs":null,"whyItMatters":null,"measured":{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardino","censored":true,"detectionLimit":null,"rawVerbatim":"ND"},"federalStandard":null,"status":{"key":"none","label":"None detected"},"breakdowns":[{"context":"zone:The City of San Bernardino","label":"The City of San Bernardino","kind":"zone","units":"","average":null,"range":null,"ratio":null},{"context":"plant:Baseline Feeder","label":"Baseline Feeder","kind":"plant","units":"","average":null,"range":null,"ratio":null}],"measurements":[{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"zone:The City of San Bernardino","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"plant:Baseline Feeder","rawVerbatim":"ND"},{"value":0,"low":null,"high":null,"kind":"non_detect","display":"Not detected","units":null,"statisticType":"reported_level","samplingContext":"system","rawVerbatim":"ND"}]}]}}