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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":0.0098,"valueText":"0,0098","unit":"µg/L","limit":0.1,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-12-17T00:00:00Z","sampleId":"ZW18128:2025-12-17"},"pfas4":{"value":0.0027,"valueText":"0,0027","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-12-17T00:00:00Z","sampleId":"ZW18128:2025-12-17"},"pfas4DetectedCount":2,"lowerBound":true,"sampledAt":null,"qualifiers":[{"name":"PFOS","valueText":"<0,001","unit":"µg/L"},{"name":"PFHpA","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":"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":"over"},"sweden":{"value":0.004,"jurisdiction":"se"},"franceSum20":{"value":0.1,"jurisdiction":"fr"}}},"samples":[{"id":"ZW18128:2025-12-17","date":"2025-12-17","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18128"],"sum20":{"value":0.0098,"valueText":"0,0098","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0027,"valueText":"0,0027","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"bb27f0198c172032592f10f73ea597f0cfd31b30269710e2824fff5ff90db812"},{"id":"ZW18128:2025-12-01","date":"2025-12-01","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18128"],"sum20":{"value":0.0073,"valueText":"0,0073","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0016,"valueText":"0,0016","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"5c2e634eab325ffb2e124fa67b1e98b366fd70d524ec2489cb6edde748ca9596"},{"id":"ZW18128:2025-11-17","date":"2025-11-17","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18128"],"sum20":{"value":0.0045,"valueText":"0,0045","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0018,"valueText":"0,0018","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"5cbd2d869dd9cebf59f84a3fb9778cb7fb425a682150797c63feea188a21ca32"},{"id":"ZW1162:2025-10-09","date":"2025-10-09","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1162"],"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":"5c3b72e752bf968e83b24322e4cc768f6510236ea33d32eb96ebc54517b75da0"},{"id":"ZW18128:2025-09-24","date":"2025-09-24","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18128"],"sum20":{"value":0.007,"valueText":"0,007","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0024,"valueText":"0,0024","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"3587e417d99e175b1cae7702e1c4eb3c9fe761381a2c63baecd6e1771f9de3af"},{"id":"ZW18129:2025-09-18","date":"2025-09-18","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18129"],"sum20":{"value":0.0066,"valueText":"0,0066","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0014,"valueText":"0,0014","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"1d463e501e241f305cb4662d85c7eb7cc8e3200af1fdcc44dbce5036b6ac52c7"},{"id":"ZW18128:2025-08-28","date":"2025-08-28","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18128"],"sum20":{"value":0.0074,"valueText":"0,0074","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0021,"valueText":"0,0021","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"637f65ec7cb19c28785c747480917810687e57bce340b910c0399c08fd148b0f"},{"id":"ZW18129:2025-08-07","date":"2025-08-07","commune":"52022","communeName":"Fontaine-l'Evêque","sourceUrl":"https://environn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