← Back to summary See all parameters AMFREVILLE-SAINT-AMAND · Venon
SERPN (ROUMOIS / PLATEAU NEUBOURG)
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.26 0.2 – 1 0.005 ▲ Total Chlorinemg CL2/l 0.28 No limit 0.056
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 17 No limit 17 Hardnessmg CaCO3/l 341 80 – 459 341 Hardness fF 34.1 No limit 34.1 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.3 ≤ 4 0.03 ConductivityμS / cm 703 ≤ 2,500 703 TDSmg/l 449.9estimated 0 – 1,199 449.9 Alkalinitymg CaCO3/l 289 No limit 289
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered eColiUFC/100ml 0 ≤ 0 0 BacteriasNMP/100ml 0 ≤ 0 0 EnterococcusUFC/100ml 0 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Cyanide totalμg CN/l 10Sampled Jan 2025 ≤ 50 0.5 Fluoridemg F/l 0.13Sampled Jan 2025 ≤ 1.5 0.039 Mercuryμg Hg/l 0.05Sampled Jan 2025 ≤ 1 0.005 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 36.2 ≤ 50 10.9
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 5.84Sampled Jan 2025 No limit 5.84 Calciummg/l 147.5Sampled Jan 2025 No limit 147.5 Potassiummg/l 2.3Sampled Jan 2025 No limit 2.3 Chloridemg/l 32.9 ≤ 250 32.9
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2Sampled Jan 2025 ≤ 200 2 Antimonyμg/l 0.5Sampled Aug 2025 ≤ 5 0.5 Arsenicμg/l 0.89Sampled Jan 2025 ≤ 10 0.45 Bariumμg/l 7.1Sampled Jan 2025 ≤ 1,000 7.1 Cadmiumμg/l 0.1Sampled Aug 2025 ≤ 5 0.1 Chromiumμg/l 0.5Sampled Aug 2025 ≤ 50 0.5 Ironμg/l 5Sampled Aug 2025 ≤ 200 5 Manganeseμg/l 0.5Sampled Jan 2025 ≤ 50 0.5 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Jan 2025 ≤ 10 2 Sodiummg/l 11.2Sampled Jan 2025 ≤ 200 11.2
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.05Sampled Jan 2025 No limit 0.003 Total Trihalomethanesμg/l 3.9Sampled Jan 2025 ≤ 100 0.2
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jan 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.16Sampled Jan 2025 ≤ 0.5 0.16
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jan 2025 ≤ 70 0.02 Atrazineug/L 0.01Sampled Jan 2025 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.002Sampled Jan 2025 No limit 0.002 PFOSug/L 0.001Sampled Jan 2025 No limit 0.001 PFNAug/L 0.001Sampled Jan 2025 No limit 0.001 Total PFASug/L 0Sampled Jan 2025 ≤ 0.1 0 PFAS 4ng/l Not reported No limit — PFAS 21ng/l Not reported No limit —
Other Other Parameter Unfiltered tap water Allowed range Filtered Ammoniamg/l 0.01 No limit 0.003 Sulfatemg/l 30.1 No limit 30.1
Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
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Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
