{"schemaVersion":2,"id":"us-NY3503559","communeId":"NY3503559","name":"Walden Village","slug":"walden-village-ny3503559","country":"us","region":"New York","supplier":"WALDEN VILLAGE","networks":[{"code":"DS0001/LRAA1","name":"OVERLOOK TERRACE BOOSTER STATION (WALDEN VILLAGE)"},{"code":"T001/WL456","name":"Well 4, 5, 6 TREATMENT PLANT (WALDEN VILLAGE)"},{"code":"T005/WL78","name":"Well 7, 8 TREATMENT PLANT (WALDEN VILLAGE)"}],"latestSampleDate":"2023-08-16T00:00:00Z","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). 3 entry points sampled, 6 sampling events between 2023-02-06 and 2023-08-16. The page's PFAS values come from the newest sample at OVERLOOK TERRACE BOOSTER STATION (WALDEN VILLAGE) (DS0001/LRAA1), 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":"2023-08-16T00:00:00Z","sampleId":"106971P","nonDetect":true,"upperBound":0.015},"pfas4DetectedCount":0,"lowerBound":true,"sampledAt":{"commune":"NY3503559","name":"OVERLOOK TERRACE BOOSTER STATION (WALDEN VILLAGE)","network":"DS0001/LRAA1"},"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":"106971P","date":"2023-08-16","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["DS0001/LRAA1"],"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":"6b7b129d08e346896d5428f6f9b434168e1ab28883e185fcfa77cec9548effd1"},{"id":"106972P","date":"2023-08-16","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["T001/WL456"],"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":"b7c0548635451160fd79bc873fb5e63cff17e71baa54b12fdd3bd0a136c4d02f"},{"id":"106973P","date":"2023-08-16","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["T005/WL78"],"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":"ee0719fc5b571502005776360f204bdcef1af4810e31cf054c1cc8dbafad34f2"},{"id":"101154P","date":"2023-02-06","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["DS0001/LRAA1"],"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":"c727a2e556a8979af94f4b08ef289157edf687c0dc84fb16aa8f12ece1b252ec"},{"id":"101155P","date":"2023-02-06","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["T001/WL456"],"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":"5a4bebed4b3f84b813aae8845e2dc7f28f734be94bf154781fe8e4b6d75e753e"},{"id":"101156P","date":"2023-02-06","commune":"NY3503559","communeName":"WALDEN VILLAGE","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["T005/WL78"],"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":"6ece1d200bc318b33acd86ee842ff68a856603c48a5c3d196989e518cbd603fd"}],"revision":"a02ed5370b1291d23352f8245c5969a39f9f45e8f9d27a0ee7af5492b5355794","us":{"pwsid":"NY3503559","state":"NY","systemType":"CWS","sizeClass":"S","sourceWater":["GW"],"counties":["Orange"],"zips":["12586"],"entryPoints":3,"samples":6,"detectedCompounds":[],"treatment":["NMT"],"potentialSources":"DK","pfoaMax":null,"pfosMax":null,"hazardIndex":null,"centroidSource":"sab"}}