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Valeurs publiées en ng/L, converties en µg/L ; un « < » indique que tous les composés étaient sous la limite de quantification. Licence de réutilisation non vérifiée pour ce document (les données ouvertes du SPW sont normalement CC BY 4.0) ; attribution SPW-ARNE et SWDE en attendant confirmation."},"pfas":{"status":"measured","sum20":{"value":null,"valueText":"<0,0205","unit":"µg/L","limit":0.1,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-06-02T00:00:00Z","sampleId":"ZW17463:2025-06-02","nonDetect":true,"upperBound":0.0205},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-06-02T00:00:00Z","sampleId":"ZW17463:2025-06-02","nonDetect":true,"upperBound":0.004},"pfas4DetectedCount":0,"lowerBound":true,"sampledAt":null,"qualifiers":[{"name":"PFOS","valueText":"<0,001","unit":"µg/L"},{"name":"PFOA","valueText":"<0,001","unit":"µg/L"},{"name":"PFHxS","valueText":"<0,001","unit":"µg/L"},{"name":"PFHxA","valueText":"<0,001","unit":"µg/L"},{"name":"PFHpA","valueText":"<0,001","unit":"µg/L"},{"name":"PFBA","valueText":"<0,001","unit":"µg/L"},{"name":"PFPeA","valueText":"<0,001","unit":"µg/L"},{"name":"PFNA","valueText":"<0,001","unit":"µg/L"},{"name":"PFDA","valueText":"<0,001","unit":"µg/L"},{"name":"PFUnDA","valueText":"<0,001","unit":"µg/L"},{"name":"PFDoDA","valueText":"<0,001","unit":"µg/L"},{"name":"PFTrDA","valueText":"<0,0015","unit":"µg/L"},{"name":"PFBS","valueText":"<0,001","unit":"µg/L"},{"name":"PFPeS","valueText":"<0,001","unit":"µg/L"},{"name":"PFHpS","valueText":"<0,001","unit":"µg/L"},{"name":"PFNS","valueText":"<0,001","unit":"µg/L"},{"name":"PFDS","valueText":"<0,001","unit":"µg/L"},{"name":"PFUnDS","valueText":"<0,001","unit":"µg/L"},{"name":"PFDoDS","valueText":"<0,001","unit":"µg/L"},{"name":"PFTrDS","valueText":"<0,001","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":"ZW17463:2025-06-02","date":"2025-06-02","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17463"],"sum20":{"value":null,"valueText":"<0,0205","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"684f082e86b236d06f0ad56eaab941bed557d51b2781838a0c4453c8d6136e74"},{"id":"ZW17465:2025-04-22","date":"2025-04-22","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17465"],"sum20":{"value":null,"valueText":"<0,0205","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"d9e384ec3ddde281463a83d25105d48e2891194339546b3dc2b267e0782546b1"},{"id":"ZW17464:2025-04-14","date":"2025-04-14","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17464"],"sum20":{"value":null,"valueText":"<0,026","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"dc3d3aaa3c43c08370412cb7fd02981d49cac81712383612b4f020117f9b44b9"},{"id":"ZW17466:2025-04-10","date":"2025-04-10","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17466"],"sum20":{"value":null,"valueText":"<0,026","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"88be06b67e107df5f3aa26ee4d868e965c4289d013c41835a914957fda8246fd"},{"id":"ZW17463:2024-06-06","date":"2024-06-06","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17463"],"sum20":{"value":null,"valueText":"<0,024","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"05374d3ee55a341b56b386ae5ab22a51867033b0f847ede95053ed5c9a1e0d4a"},{"id":"ZW17466:2024-05-13","date":"2024-05-13","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17466"],"sum20":{"value":0.001,"valueText":"0,001","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"31db27b8b439fbd1a3d7d22d11f36f960f15f070f02d99749ab5842d4117248e"},{"id":"ZW17465:2024-04-29","date":"2024-04-29","commune":"84016","communeName":"Daverdisse","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW17465"],"sum20":{"value":null,"valueText":"<0,025","unit":"µg/L","nonDetect":true,"lowerBoun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