{"schemaVersion":2,"id":"us-PA1090137","communeId":"PA1090137","name":"Buckingham TWP Cold Spring","slug":"buckingham-twp-cold-spring-pa1090137","country":"us","region":"Pennsylvania","supplier":"BUCKINGHAM TWP COLD SPRING","networks":[{"code":"101/101","name":"Entry Point CS1 AND CS2 (EP CS1 AND CS2)"},{"code":"102/102","name":"Entry Point CS3 HEARTHSTONE (EP CS3 HEARTHSTONE)"}],"latestSampleDate":"2025-07-22T00:00:00Z","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). 2 entry points sampled, 4 sampling events between 2025-01-21 and 2025-07-22. The page's PFAS values come from the newest sample at Entry Point CS3 HEARTHSTONE (EP CS3 HEARTHSTONE) (102/102), 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":0.0413,"valueText":"0.0413","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"exceeded","sampleDate":"2025-07-22T00:00:00Z","sampleId":"130047P"},"pfas4DetectedCount":2,"lowerBound":true,"sampledAt":{"commune":"PA1090137","name":"Entry Point CS3 HEARTHSTONE (EP CS3 HEARTHSTONE)","network":"102/102"},"qualifiers":[{"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":"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":"130046P","date":"2025-07-22","commune":"PA1090137","communeName":"BUCKINGHAM TWP COLD SPRING","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["101/101"],"sum20":null,"pfas4":{"value":0.0238,"valueText":"0.0238","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":"e772a613509ef3469ecb7967b8c6e2ccac22f26f133e4dd3872cc69813e40748"},{"id":"130047P","date":"2025-07-22","commune":"PA1090137","communeName":"BUCKINGHAM TWP COLD SPRING","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["102/102"],"sum20":null,"pfas4":{"value":0.0413,"valueText":"0.0413","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":"c6f91ae5ad26f00f5f3d408dc40ce51fa3b457bc8ab540c0bebbdde7456b266b"},{"id":"124877P","date":"2025-01-21","commune":"PA1090137","communeName":"BUCKINGHAM TWP COLD SPRING","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["101/101"],"sum20":null,"pfas4":{"value":0.0151,"valueText":"0.0151","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":"e7e8491500155cc2f4eaf8dc67a370e9726040471a271bd7a7daffe2b4bb0b9d"},{"id":"124878P","date":"2025-01-21","commune":"PA1090137","communeName":"BUCKINGHAM TWP COLD SPRING","sourceUrl":"https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule","networks":["102/102"],"sum20":null,"pfas4":{"value":0.0338,"valueText":"0.0338","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":"3fbc489ddb746bda6b691f3d7e8f80f9bfeaf756fce02d4807ee2e6855992cb0"}],"revision":"d6ffd86f60a224e4df98307ed5ebf99334e51ef8efc79adebb175ce673cf3322","us":{"pwsid":"PA1090137","state":"PA","systemType":"CWS","sizeClass":"S","sourceWater":["GW"],"counties":["Bucks"],"zips":["18902","18934"],"entryPoints":2,"samples":4,"detectedCompounds":["PFOA","PFOS","PFBS","PFBA","PFHpA","PFHxA","PFPeA"],"treatment":["NMT"],"potentialSources":"No","pfoaMax":0.022,"pfosMax":0.0193,"hazardIndex":0.007,"centroidSource":"sab"}}