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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":0.0082,"valueText":"0,0082","unit":"µg/L","limit":0.1,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-12-01T00:00:00Z","sampleId":"ZW1326:2025-12-01"},"pfas4":{"value":0.0014,"valueText":"0,0014","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-12-01T00:00:00Z","sampleId":"ZW1326:2025-12-01"},"pfas4DetectedCount":1,"lowerBound":true,"sampledAt":null,"qualifiers":[{"name":"PFOS","valueText":"<0,001","unit":"µg/L"},{"name":"PFHxS","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":"<0,0015","unit":"µg/L"},{"name":"PFDoDA","valueText":"<0,0015","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":"<0,0015","unit":"µg/L"},{"name":"PFUnDS","valueText":"<0,0015","unit":"µg/L"},{"name":"PFDoDS","valueText":"<0,0015","unit":"µg/L"},{"name":"PFTrDS","valueText":"<0,0015","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":"ZW1326:2025-12-01","date":"2025-12-01","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1326"],"sum20":{"value":0.0082,"valueText":"0,0082","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0014,"valueText":"0,0014","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"0bf2de928d1e2032f19e203669414800297382fa6de88c01d84a73ba60d950b0"},{"id":"ZW18299:2025-11-12","date":"2025-11-12","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18299"],"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":"4fd13ff381fba39dbee0373d80e0c4237c750fd2a5143f7b49418768ffdc3922"},{"id":"ZW1326:2025-10-07","date":"2025-10-07","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1326"],"sum20":{"value":0.0143,"valueText":"0,0143","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0012,"valueText":"0,0012","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"22e4a3e2024cec6139d192844893925e87968f6798ee2ff3f3685b6f88220d08"},{"id":"ZW1326:2025-09-09","date":"2025-09-09","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1326"],"sum20":{"value":0.0109,"valueText":"0,0109","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0016,"valueText":"0,0016","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"e209c0eaf08437c2c46ad306aac1d6641faca721735611f014ea140e10f172d6"},{"id":"ZW1110:2025-09-04","date":"2025-09-04","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1110"],"sum20":{"value":0.0011,"valueText":"0,0011","unit":"µg/L","nonDetect":false,"lowerBound":false},"pfas4":{"value":0.0011,"valueText":"0,0011","unit":"µg/L","nonDetect":false,"lowerBound":false},"revision":"9bcb3e6a54bc2c6b58249cabaf5d45265b42f057cd58278bb2c5842f5b2b125d"},{"id":"ZW1244:2025-08-26","date":"2025-08-26","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1244"],"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":"75f49a2965dc2bd7d0a85336730598ed5e046969c3303f142a60e666576b042f"},{"id":"ZW18299:2025-08-08","date":"2025-08-08","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW18299"],"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":"5087bb4dd8f04ac8267187ece4b2505ffcba74b8adaef80a767656d7dddf7111"},{"id":"ZW1326:2025-07-08","date":"2025-07-08","commune":"52021","communeName":"Fleurus","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementa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