{"schemaVersion":2,"id":"us-MA4211000","communeId":"MA4211000","name":"North Attleboro Water Dept","slug":"north-attleboro-water-dept-ma4211000","country":"us","region":"Massachusetts","supplier":"NORTH ATTLEBORO WATER DEPT","networks":[{"code":"00008/2016","name":"Entry Point to Dist. System (Adamsdale PFAS TF)"},{"code":"10013/15690","name":"Entry Point to Dist. System (Hillman Well)"},{"code":"10022/15691","name":"Entry Point to Dist. System (McKeon TP)"},{"code":"10032/15692","name":"Entry Point to Dist. System (Whiting Street TP)"}],"latestSampleDate":"2024-10-17T00:00:00Z","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: granular activated carbon (GAC), no PFAS treatment (NMT), other treatment (OTH). 4 entry points sampled, 8 sampling events between 2024-04-17 and 2024-10-17. The page's PFAS values come from the newest sample at Entry Point to Dist. System (McKeon TP) (10022/15691), 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":0.02,"valueText":"0.02","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"exceeded","sampleDate":"2024-10-17T00:00:00Z","sampleId":"L2461195-01"},"pfas4DetectedCount":3,"lowerBound":true,"sampledAt":{"commune":"MA4211000","name":"Entry Point to Dist. System (McKeon TP)","network":"10022/15691"},"qualifiers":[{"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":"L2461189-01","date":"2024-10-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10032/15692"],"sum20":null,"pfas4":{"value":0.016,"valueText":"0.016","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":"f080b193f478ffa55d57e8871be036e5d359320bd3cc8bd1669fd669b6a33a8a"},{"id":"L2461192-01","date":"2024-10-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10013/15690"],"sum20":null,"pfas4":{"value":0.014,"valueText":"0.014","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":"8a3f0ff94f72ae3ec2b1f00d29825e28ad664178c8f32f197a9ab15c5188a110"},{"id":"L2461195-01","date":"2024-10-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10022/15691"],"sum20":null,"pfas4":{"value":0.02,"valueText":"0.02","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"5d7cc171e27160a6a15cf917b09e2f5d55ebfcf03bc28c0575e96edc8ff3b5bf"},{"id":"L2461198-01","date":"2024-10-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["00008/2016"],"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":"185a13128fa39c7f0ad989dbe96ccf41dda88177bc57ea5d228dea58820faa60"},{"id":"L2421092-01","date":"2024-04-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10032/15692"],"sum20":null,"pfas4":{"value":0.011,"valueText":"0.011","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":"ae1c18343cae1493725fe0cf6e303c2c5763e16b2b8f2f60008651d75b15cf96"},{"id":"L2421094-01","date":"2024-04-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10022/15691"],"sum20":null,"pfas4":{"value":0.015,"valueText":"0.015","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"c1ba0431cf3fab49650cfae11ecb8cb736fcaefa6554941e8771ba1d1e6965e1"},{"id":"L2421107-01","date":"2024-04-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER DEPT","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["10013/15690"],"sum20":null,"pfas4":{"value":0.016,"valueText":"0.016","unit":"µg/L","nonDetect":false,"lowerBound":true,"qualifiers":[{"name":"PFNA","valueText":"<0.004","unit":"µg/L"}]},"revision":"884d4c6102166dee42fccb19513e1da414007cc8091bda877a3757a6edda7b9a"},{"id":"L2421108-01","date":"2024-04-17","commune":"MA4211000","communeName":"NORTH ATTLEBORO WATER 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