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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":0.0022,"valueText":"0,0022","unit":"µg/L","limit":0.1,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-10-13T00:00:00Z","sampleId":"ZCILE26:2025-10-13"},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-10-13T00:00:00Z","sampleId":"ZCILE26:2025-10-13","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":"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":"<0,001","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":"ZCILE26:2025-10-13","date":"2025-10-13","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE26"],"sum20":{"value":0.0022,"valueText":"0,0022","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"b610980ac7d71dba40106457617b64effd93887b10da2e6113785194594fb07d"},{"id":"ZCILE25:2025-05-22","date":"2025-05-22","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE25"],"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":"0e31698a57bc532775214655c30d214aa3459953c11eeeee789a43b00f77ddf2"},{"id":"ZCILE26:2025-05-22","date":"2025-05-22","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE26"],"sum20":{"value":0.002,"valueText":"0,002","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"58e7ae97a40efd7680474b06d4682a4d3de07476ea0756f1f76388451c89b37a"},{"id":"ZCILE25:2025-05-12","date":"2025-05-12","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE25"],"sum20":{"value":null,"valueText":"<0,02","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"e681776d59dd71f5f55ff48daa3afefa7d2e13159157695f3b3d13c2d0322f10"},{"id":"ZCILE25:2025-03-18","date":"2025-03-18","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE25"],"sum20":{"value":0.004,"valueText":"0,004","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.003,"valueText":"0,003","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"4748c54ccd30f6f672dff40deff9e3caa0cbe7a5546d73ba0b916a6fe65d0b98"},{"id":"ZCILE25:2025-02-18","date":"2025-02-18","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE25"],"sum20":{"value":0.01,"valueText":"0,01","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.005,"valueText":"0,005","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"d35dd6031ea2dafd3e59d655b4e4e8a3d5cead40541538b93519aa1aa8d8b78e"},{"id":"ZCILE26:2025-01-21","date":"2025-01-21","commune":"62003","communeName":"Ans","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZCILE26"],"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":"ec35c03fc9e0aaca1f4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