{"schemaVersion":2,"id":"be-51069","communeId":"51069","name":"Lessines","slug":"lessines-51069","country":"be","region":"Wallonie","supplier":"Farys, De Watergroep, SWDE","networks":[{"code":"Farys1","name":"Farys1 (Farys)"},{"code":"LG24_MW13","name":"LG24_MW13 (De Watergroep)"},{"code":"LG24_MW15","name":"LG24_MW15 (De Watergroep)"},{"code":"ZW1098","name":"ZW1098 (SWDE)"},{"code":"ZW1111","name":"ZW1111 (SWDE)"}],"latestSampleDate":"2025-11-26T00:00:00Z","conformity":{"conclusion":null,"bacteriological":"unknown","chemical":"unknown"},"source":{"name":"SPW-ARNE / SWDE – Etat des lieux du monitoring PFAS dans les eaux distribuées (sept. 2023 – déc. 2025); Vlaamse Milieumaatschappij (VMM) – Kwaliteit van het drinkwater 2024, bijlage 2","url":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","license":"SPW: non vérifiée; VMM: Modellicentie voor gratis hergebruik (Vlaamse overheid) – https://vmm.vlaanderen.be/disclaimer","kind":"open_data_file","verified":true,"retrievedAt":"2026-09-28T11:50:09.229Z","note":"Jaarcijfers 2024 van de metingen in het distributienet per leveringsgebied (VMM). De getoonde waarde is de mediaan van 2024; het maximum staat als aparte waarde \"Maximale concentratie\". 0 = niet gedetecteerd (onder de rapportagegrens). De gemeente valt in 3 leveringsgebieden (Farys1, LG24_MW13, LG24_MW15); de PFAS-cijfers komen uit leveringsgebied LG24_MW13, het gebied met de hoogste mediane PFAS-4-waarde. Résultats du monitoring PFAS des eaux distribuées (SPW-ARNE, coordination SWDE), une ligne par prélèvement et zone de distribution (ZDE) ; la commune est desservie par 2 zones (ZW1098, ZW1111). 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":"<0,02","unit":"µg/L","limit":0.1,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-11-26T00:00:00Z","sampleId":"ZW1098:2025-11-26","nonDetect":true,"upperBound":0.02},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","limit":0.004,"limitUnit":"µg/L","status":"ok","sampleDate":"2025-11-26T00:00:00Z","sampleId":"ZW1098:2025-11-26","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":"<0,001","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":"ZW1098:2025-11-26","date":"2025-11-26","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"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":"a668172ede9cab79f71854605abc7bf2e7018473b345334227ed8bfa134cfb25"},{"id":"ZW1098:2025-11-26#2","date":"2025-11-26","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"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":"056d552265c475c6b7f74d3e402e3630e56b21612e58938637a903e604992989"},{"id":"ZW1098:2025-11-06","date":"2025-11-06","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"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":"4c33e10c47b8e8dc11c6e567166704209ac48ef201e2f8db4fe7b0c238a50962"},{"id":"ZW1098:2025-11-06#2","date":"2025-11-06","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"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":"25845a208679444bcdf578788c9d2bdafce5ed129631bfbaa38a5b1f0195266e"},{"id":"ZW1111:2025-10-27","date":"2025-10-27","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1111"],"sum20":{"value":null,"valueText":"<0,023","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"valueText":"<0,004","unit":"µg/L","nonDetect":true,"lowerBound":false},"revision":"4d9c7c9a271f16bb2d0d3750d67c3a4b216e1cc4a7f4c2260c0feb67048415e0"},{"id":"ZW1098:2025-10-07","date":"2025-10-07","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"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":"4dcbaa9710dcaf3d47fd80ddb578d6512098a7e7764ae52ced915932ceb8407b"},{"id":"ZW1098:2025-10-07#2","date":"2025-10-07","commune":"51069","communeName":"Lessines","sourceUrl":"https://environnement.wallonie.be/home/gestion-environnementale/environnement-sante/pfas","networks":["ZW1098"],"sum20":{"value":null,"valueText":"<0,02","unit":"µg/L","nonDetect":true,"lowerBound":false},"pfas4":{"value":null,"value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