{"schemaVersion":2,"id":"us-NY2902841","communeId":"NY2902841","name":"WA of Great Neck North","slug":"wa-of-great-neck-north-ny2902841","country":"us","region":"New York","supplier":"WA OF GREAT NECK NORTH","networks":[{"code":"00687/T00687","name":"Entry Point to Dist. System (Well 5 Treatment)"},{"code":"01298/AS01298","name":"Well 6 Air Stripper (Well 6 Treatment)"},{"code":"01425/T014250","name":"Entry Point to Dist. System (Well 11A Treatment)"},{"code":"02214/T02214","name":"Entry Point to Dist. System (Well 7 Treatment)"},{"code":"03443/AS03443","name":"Well 8 Air Stripper (Well 8 Treatment)"},{"code":"12735/T12735","name":"Entry Point to Dist. System (Well 10A Treatment)"},{"code":"12796/AS02A09","name":"Wells 2A & 9 Air Stripper (Wells 2A & 9 Treatment)"},{"code":"13821/AS012013014","name":"Wells 12,13, & 14 Air Stripper (Wells 12,13,& 14 Treatment)"}],"latestSampleDate":"2024-09-18T00:00:00Z","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), UV treatment (UVL). 8 entry points sampled, 25 sampling events between 2023-09-20 and 2024-09-18. The page's PFAS values come from the newest sample at Well 8 Air Stripper (Well 8 Treatment) (03443/AS03443), 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":"2024-09-18T00:00:00Z","sampleId":"810-121156-1","nonDetect":true,"upperBound":0.015},"pfas4DetectedCount":0,"lowerBound":true,"sampledAt":{"commune":"NY2902841","name":"Well 8 Air Stripper (Well 8 Treatment)","network":"03443/AS03443"},"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":"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 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":"810-121154-1","date":"2024-09-18","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["12735/T12735"],"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":"25ce041ed44a484922da4aab01562ba432fc7b11693b8b466427faef0ee5e940"},{"id":"810-121156-1","date":"2024-09-18","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["03443/AS03443"],"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":"56ae50c9f58a3cbd496274a7aa6d76fb010a3628b98bad6c2b73e3d05bd4ca86"},{"id":"810-106535-1","date":"2024-05-29","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["13821/AS012013014"],"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":"5f9116efe4f2306f993e08dfead22c38fbe128b62938866ff5b7ee0f122b5875"},{"id":"810-106053-1","date":"2024-05-21","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["12796/AS02A09"],"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":"01619244861577bc18feb41a435a64fe44277df0cee2860cd6a4dbe253ce2395"},{"id":"810-102137-1","date":"2024-04-23","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["02214/T02214"],"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":"bce104b2b5a62184a135f603ee94e56ff2fa66685df907c167b6c88b896effd3"},{"id":"810-102151-1","date":"2024-04-23","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["00687/T00687"],"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":"571fccb5ff69cd4f7a463408800eede7ff25ee5c4bce5fb6cd9f403cef50daad"},{"id":"810-102157-1","date":"2024-04-23","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["01298/AS01298"],"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":"c22a21b2cbcaf1da25b1dcd9df7456e6879538a755f54bd3db69c2b5916efe3f"},{"id":"810-97200-1","date":"2024-03-11","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["03443/AS03443"],"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":"a14423ff3b56ff8ca95014730ba00ddb2348b9eef0a78e5e7c16f4b1d31e8098"},{"id":"810-78589-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["00687/T00687"],"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":"768b00cb49daf1b8f4cbabee7d52e8a795d27598ffbe8dd45be61a77519fbc0c"},{"id":"810-78594-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["02214/T02214"],"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":"15cf3bb1affa4d87b7046662bebbe100d2bd44ca46f8914279372625ff35c902"},{"id":"810-78597-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["12735/T12735"],"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":"682b7c7be5709768fabb6eb657950c1bc3d2ff6fbec38ac0d3410b304680edce"},{"id":"810-78604-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["13821/AS012013014"],"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":"d3101e5a81dad72aeccc089a8bd6b94654a29da1978c1be6cc1fb36efb030af0"},{"id":"810-78612-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["01425/T014250"],"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":"08bcf577387ee453ab59455b56cadadb198a4d7d6d631ed7ab0fbcd6085f96ea"},{"id":"810-78616-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["12796/AS02A09"],"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":"fcb407344fa77821538329cbe370eedf579a421ce054e5ee59154c0c412f89c9"},{"id":"810-78621-1","date":"2023-09-20","commune":"NY2902841","communeName":"WA OF GREAT NECK NORTH","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["01298/AS01298"],"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":"381b4fd122ddf1943c52a5a0c2b93ef1023fe074b5afeb432b3049ed29b56ee4"}],"revision":"ad74acd8bf39792ad9e050e168135ab2c9ec2859c1b86b8ce1c8e5937fd3f02c","us":{"pwsid":"NY2902841","state":"NY","systemType":"CWS","sizeClass":"L","sourceWater":["GW"],"counties":[],"zips":["11021","11023","11024"],"entryPoints":8,"samples":25,"detectedCompounds":[],"treatment":["GAC","NMT","UVL"],"potentialSources":"Yes","pfoaMax":null,"pfosMax":null,"hazardIndex":null,"centroidSource":"sab"}}