{"schemaVersion":2,"id":"us-MI0006910","communeId":"MI0006910","name":"Waterford Township","slug":"waterford-township-mi0006910","country":"us","region":"Michigan","supplier":"WATERFORD TOWNSHIP","networks":[{"code":"05365/TP100","name":"Treatment Plant Tap (Well #12-1 WTP)"},{"code":"05369/TP101","name":"Treatment Plant Tap (Well #28-1 WTP)"},{"code":"05374/TP102","name":"Treatment Plant Tap (Well #5-1 WTP)"},{"code":"05377/TP104","name":"Treatment Plant Tap (Well #25-1 WTP)"},{"code":"05612/TP105","name":"Treatment Plant Tap (Well #24-1 WTP)"},{"code":"05614/TP106","name":"Treatment Plant Tap (Well #19-1 WTP)"},{"code":"05615/TP107","name":"Treatment Plant Tap (Well #14-1 WTP)"},{"code":"05617/TP108","name":"Treatment Plant Tap (Well #16-1 WTP)"},{"code":"05618/TP109","name":"Treatment Plant Tap (MS-1 WTP)"},{"code":"06623/TP111","name":"Treatment Plant Tap (Well #25-2 WTP)"},{"code":"10141/TP112","name":"Treatment Plant Tap (Well #16-2 WTP)"},{"code":"10145/TP113","name":"Treatment Plant Tap (Well #31-1 WTP)"}],"latestSampleDate":"2023-09-11T00:00:00Z","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). 12 entry points sampled, 24 sampling events between 2023-03-14 and 2023-09-11. The page's PFAS values come from the newest sample at Treatment Plant Tap (Well #16-1 WTP) (05617/TP108), 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":0.0065,"valueText":"0.0065","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"exceeded","sampleDate":"2023-09-11T00:00:00Z","sampleId":"23091048-01"},"pfas4DetectedCount":1,"lowerBound":true,"sampledAt":{"commune":"MI0006910","name":"Treatment Plant Tap (Well #16-1 WTP)","network":"05617/TP108"},"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"},{"name":"HFPO-DA","valueText":"<0.005","unit":"µg/L"},{"name":"PFBS","valueText":"<0.003","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 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