{"schemaVersion":2,"id":"us-MA4245000","communeId":"MA4245000","name":"Raynham Center Water District","slug":"raynham-center-water-district-ma4245000","country":"us","region":"Massachusetts","supplier":"RAYNHAM CENTER WATER DISTRICT","networks":[{"code":"90001/10011","name":"Entry Point to Dist. System (Lake Nip Well  1B)"},{"code":"90002/10031","name":"Entry Point to Dist. System (Gushee Pond Well 3)"},{"code":"90003/10033","name":"Entry Point to Dist. System (Fountain Well)"}],"latestSampleDate":"2025-08-11T00:00:00Z","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), other treatment (OTH). 3 entry points sampled, 6 sampling events between 2025-02-20 and 2025-08-11. The page's PFAS values come from the newest sample at Entry Point to Dist. System (Gushee Pond Well 3) (90002/10031), 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":0.092,"valueText":"0.092","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"exceeded","sampleDate":"2025-08-11T00:00:00Z","sampleId":"810-160000-1"},"pfas4DetectedCount":1,"lowerBound":true,"sampledAt":{"commune":"MA4245000","name":"Entry Point to Dist. System (Gushee Pond Well 3)","network":"90002/10031"},"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"},{"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":"PFDA","valueText":"<0.003","unit":"µg/L"},{"name":"PFDoA","valueText":"<0.003","unit":"µg/L"},{"name":"PFEESA","valueText":"<0.003","unit":"µg/L"},{"name":"PFHpS","valueText":"<0.003","unit":"µg/L"},{"name":"PFMBA","valueText":"<0.003","unit":"µg/L"},{"name":"PFMPA","valueText":"<0.004","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":"over"},"sweden":{"value":0.004,"jurisdiction":"se"},"franceSum20":{"value":0.1,"jurisdiction":"fr"}}},"samples":[{"id":"810-160000-1","date":"2025-08-11","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90002/10031"],"sum20":null,"pfas4":{"value":0.092,"valueText":"0.092","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":"e23d576e217926ae441aaf0797b8ac15652e230ce40947b681f6953b4e22d2b0"},{"id":"810-160002-1","date":"2025-08-11","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90003/10033"],"sum20":null,"pfas4":{"value":0.0046,"valueText":"0.0046","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":"26173c1984e7e446f26c9ca6a4be2d440052fc27b67bf23247e0812ea5f8a24b"},{"id":"810-160003-1","date":"2025-08-11","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90001/10011"],"sum20":null,"pfas4":{"value":0.0032,"valueText":"0.0032","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFOA","valueText":"<0.004","unit":"µg/L"},{"name":"PFOS","valueText":"<0.004","unit":"µg/L"},{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"4d1e6e63f54bec7e87b9486d8b18a5819012e396cc19bff62e9c1b161277f2ec"},{"id":"810-139167-1","date":"2025-02-20","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90002/10031"],"sum20":null,"pfas4":{"value":0.0053,"valueText":"0.0053","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":"63eb6b1a8ac753b4b47370d76219ccf907e37ff2ea7bd36c3a7352f11bd1fcb3"},{"id":"810-139174-1","date":"2025-02-20","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90001/10011"],"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":"e928ef62e2e019f48b5c56bb0a7ab2818fa04be399b08affa172c2667216d71d"},{"id":"810-139178-1","date":"2025-02-20","commune":"MA4245000","communeName":"RAYNHAM CENTER WATER DISTRICT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["90003/10033"],"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":"648687750ef0c23107521c9e840bb7f2578b005a552dd45f3c3558c6ad5da07e"}],"revision":"2771a9eede85fe74b67958f7822373e4a37429b6b47129cd766efdc7bdfc8845","us":{"pwsid":"MA4245000","state":"MA","systemType":"CWS","sizeClass":"L","sourceWater":["GW"],"counties":["Bristol"],"zips":["02767","02768"],"entryPoints":3,"samples":6,"detectedCompounds":["PFOA","PFHxS","PFBS","PFBA","PFHpA","PFHxA","PFPeA"],"treatment":["NMT","OTH"],"potentialSources":"No","pfoaMax":0.092,"pfosMax":null,"hazardIndex":0.0091,"centroidSource":"sab"}}