{"schemaVersion":2,"id":"us-NY5103271","communeId":"NY5103271","name":"Greenlawn Water District","slug":"greenlawn-water-district-ny5103271","country":"us","region":"New York","supplier":"GREENLAWN WD","networks":[{"code":"78167/EP001","name":"Treated Tap (Well 4 TP)"},{"code":"78170/EP002","name":"Treated Tap (Well 5 TP)"},{"code":"78175/EP003","name":"Treated Tap (Well 6 TP)"},{"code":"78178/EP004","name":"Treated Tap (Well 8 TP)"},{"code":"78181/EP005","name":"Treated Tap (Wells 9 & 17 TP)"},{"code":"78183/EP006","name":"Treated Tap (Wells 10 & 15 TP)"},{"code":"78260/EP007","name":"Treated Tap (Well 11 TP)"},{"code":"78263/EP008","name":"Treated Tap (Well 12 TP)"},{"code":"78266/EP009","name":"Treated Tap (Well 13 TP)"},{"code":"78268/EP010","name":"Treated Tap (Well 14 TP)"},{"code":"78269/EP012","name":"Treated Tap Well 3R Plant Entry Point (Well 3R Treatment Plant)"},{"code":"78280/EP011","name":"Treated Tap Well 18 Treatment Plant Entry Point (Well 18 Treatment Plant)"}],"latestSampleDate":"2024-08-14T00:00:00Z","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, 27 sampling events between 2023-10-23 and 2024-08-14. The page's PFAS values come from the newest sample at Treated Tap (Wells 10 & 15 TP) (78183/EP006), 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":0.0032,"valueText":"0.0032","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2024-04-11T00:00:00Z","sampleId":"35872856009SE2"},"pfas4DetectedCount":1,"lowerBound":true,"sampledAt":{"commune":"NY5103271","name":"Treated Tap (Wells 10 & 15 TP)","network":"78183/EP006"},"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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