{"schemaVersion":2,"id":"us-MA2025000","communeId":"MA2025000","name":"Bellingham DPW Water Sewer Division","slug":"bellingham-dpw-water-sewer-division-ma2025000","country":"us","region":"Massachusetts","supplier":"BELLINGHAM DPW  WATER  SEWER DIV.","networks":[{"code":"90001/MULT11","name":"Entry Point to Dist. System (Wrentham Road. Filtration Plant (blend))"},{"code":"90002/MULT12","name":"Entry Point to Dist. System (Hartford Avenue Filtration Plant (blend))"}],"latestSampleDate":"2025-03-28T00:00:00Z","conformity":{"conclusion":null,"bacteriological":"unknown","chemical":"unknown"},"source":{"name":"U.S. Environmental Protection Agency, Fifth Unregulated Contaminant Monitoring Rule (UCMR 5) occurrence data, final dataset (August 2026)","url":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","license":"Public domain (U.S. federal government work, 17 U.S.C. § 105)","kind":"open_data_file","verified":true,"retrievedAt":"2026-09-19T19:22:35.464Z","note":"UCMR 5 results do not indicate compliance or noncompliance with the PFAS drinking water standards. Samples are taken at the entry point to the distribution system, not at the tap; the system may have changed sources or installed treatment since. Treatment reported to EPA for PFAS: no PFAS treatment (NMT). 2 entry points sampled, 6 sampling events between 2024-09-23 and 2025-03-28. The page's PFAS values come from the newest sample at Entry Point to Dist. System (Hartford Avenue Filtration Plant (blend)) (90002/MULT12), the entry point with the highest PFOA + PFOS + PFNA + PFHxS sum; the other entry points' maxima are listed as separate rows. Non-detects are shown as \"<\" followed by EPA's minimum reporting level (3 to 20 ng/L); PFAS-4 sums quantified compounds only, so it is a lower bound when a compound was not detected. Registry (name, population, counties, ZIPs) from EPA SDWIS/ECHO; service-area centroid from EPA ORD."},"pfas":{"status":"measured","sum20":null,"pfas4":{"value":null,"valueText":"<0.015","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-03-28T00:00:00Z","sampleId":"35945771003SE2","nonDetect":true,"upperBound":0.015},"pfas4DetectedCount":0,"lowerBound":true,"sampledAt":{"commune":"MA2025000","name":"Entry Point to Dist. System (Hartford Avenue Filtration Plant (blend))","network":"90002/MULT12"},"qualifiers":[{"name":"PFOA","valueText":"<0.004","unit":"µg/L"},{"name":"PFOS","valueText":"<0.004","unit":"µg/L"},{"name":"PFHxS","valueText":"<0.003","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"},{"name":"HFPO-DA","valueText":"<0.005","unit":"µg/L"},{"name":"11Cl-PF3OUdS","valueText":"<0.005","unit":"µg/L"},{"name":"4:2 FTS","valueText":"<0.003","unit":"µg/L"},{"name":"6:2 FTS","valueText":"<0.005","unit":"µg/L"},{"name":"8:2 FTS","valueText":"<0.005","unit":"µg/L"},{"name":"9Cl-PF3ONS","valueText":"<0.002","unit":"µg/L"},{"name":"ADONA","valueText":"<0.003","unit":"µg/L"},{"name":"NEtFOSAA","valueText":"<0.005","unit":"µg/L"},{"name":"NFDHA","valueText":"<0.02","unit":"µg/L"},{"name":"NMeFOSAA","valueText":"<0.006","unit":"µg/L"},{"name":"PFBA","valueText":"<0.005","unit":"µg/L"},{"name":"PFDA","valueText":"<0.003","unit":"µg/L"},{"name":"PFDoA","valueText":"<0.003","unit":"µg/L"},{"name":"PFEESA","valueText":"<0.003","unit":"µg/L"},{"name":"PFHpA","valueText":"<0.003","unit":"µg/L"},{"name":"PFHpS","valueText":"<0.003","unit":"µg/L"},{"name":"PFHxA","valueText":"<0.003","unit":"µg/L"},{"name":"PFMBA","valueText":"<0.003","unit":"µg/L"},{"name":"PFMPA","valueText":"<0.004","unit":"µg/L"},{"name":"PFPeA","valueText":"<0.003","unit":"µg/L"},{"name":"PFPeS","valueText":"<0.004","unit":"µg/L"},{"name":"PFTA","valueText":"<0.008","unit":"µg/L"},{"name":"PFTrDA","valueText":"<0.007","unit":"µg/L"},{"name":"PFUnA","valueText":"<0.002","unit":"µg/L"}],"comparison":{"proposed":{"value":0.0005,"period":"annual_mean","official":false,"state":"inconclusive"},"sweden":{"value":0.004,"jurisdiction":"se"},"franceSum20":{"value":0.1,"jurisdiction":"fr"}}},"samples":[{"id":"35945771001SE2","date":"2025-03-28","commune":"MA2025000","communeName":"BELLINGHAM DPW  WATER  SEWER DIV.","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90001/MULT11"],"sum20":null,"pfas4":{"value":null,"valueText":"<0.015","unit":"µg/L","nonDetect":true,"lowerBound":true,"qualifiers":[{"name":"PFOA","valueText":"<0.004","unit":"µg/L"},{"name":"PFOS","valueText":"<0.004","unit":"µg/L"},{"name":"PFHxS","valueText":"<0.003","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"216e71caa0527a468ff9e27aa437efbe09a88ef96923976b8abc3b8823ecf4b8"},{"id":"35945771003SE2","date":"2025-03-28","commune":"MA2025000","communeName":"BELLINGHAM DPW  WATER  SEWER DIV.","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90002/MULT12"],"sum20":null,"pfas4":{"value":null,"valueText":"<0.015","unit":"µg/L","nonDetect":true,"lowerBound":true,"qualifiers":[{"name":"PFOA","valueText":"<0.004","unit":"µg/L"},{"name":"PFOS","valueText":"<0.004","unit":"µg/L"},{"name":"PFHxS","valueText":"<0.003","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"e63af2cb9fcaa5a9ad14e22668a2216379cbddc963289fcea4736867bc1e11c6"},{"id":"35907884001SE1","date":"2024-09-23","commune":"MA2025000","communeName":"BELLINGHAM DPW  WATER  SEWER DIV.","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90001/MULT11"],"sum20":null,"pfas4":{"value":0.0043,"valueText":"0.0043","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFOS","valueText":"<0.004","unit":"µg/L"},{"name":"PFHxS","valueText":"<0.003","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"564a3c0ff20c2b5ed11bd76d452ced3aca3c011b573fa7dfe1f605264e7adb15"},{"id":"35907884003SE1","date":"2024-09-23","commune":"MA2025000","communeName":"BELLINGHAM DPW  WATER  SEWER DIV.","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90002/MULT12"],"sum20":null,"pfas4":{"value":0.0093,"valueText":"0.0093","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFHxS","valueText":"<0.003","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"1f24f633b009072d472b5f96a0f7d6b68e4cbd8068a345c1cf0c76c0f7ddb449"}],"revision":"60f612a4d3992fff088703df1cd1cbfde5c9a2f33b6c793c60724842869bbc89","us":{"pwsid":"MA2025000","state":"MA","systemType":"CWS","sizeClass":"L","sourceWater":["GW"],"counties":["Norfolk"],"zips":["02019"],"entryPoints":2,"samples":6,"detectedCompounds":["PFOA","PFOS","PFBS"],"treatment":["NMT"],"potentialSources":"DK","pfoaMax":0.0043,"pfosMax":0.005,"hazardIndex":0.0017,"centroidSource":"sab"}}