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SAUR FRANCE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.4 0.2 – 1 0.008 ▲ Total Chlorinemg CL2/l 0.55 No limit 0.11
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 21 No limit 21 Hardnessmg CaCO3/l 130 80 – 459 130 Hardness fF 13 No limit 13 pH 7.9 6.5 – 9.5 7.9 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 398 ≤ 2,500 398 TDSmg/l 254.7estimated 0 – 1,199 254.7 Alkalinitymg CaCO3/l 73 No limit 73 Bicarbonatemg HCO3/l 99Sampled Dec 2025 No limit 99
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0 ≤ 0 0 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 5Sampled Dec 2025 ≤ 50 0.25 Fluoridemg F/l 0.05Sampled Dec 2025 ≤ 1.5 0.015 Mercuryμg Hg/l 0.01Sampled Dec 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 24 ≤ 50 7.2
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 5.7Sampled Dec 2025 No limit 5.7 Calciummg/l 15.7Sampled Dec 2025 No limit 15.7 Potassiummg/l 4.7Sampled Dec 2025 No limit 4.7 Chloridemg/l 55.4 ≤ 250 55.4
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2Sampled Dec 2025 ≤ 200 2 Arsenicμg/l 0.2Sampled Dec 2025 ≤ 10 0.1 Bariumμg/l 20Sampled Dec 2025 ≤ 1,000 20 Ironμg/l 8 ≤ 200 8 Manganeseμg/l 5 ≤ 50 5 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 0.3Sampled Dec 2025 ≤ 10 0.3 Sodiummg/l 55.4Sampled Dec 2025 ≤ 200 55.4
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Dec 2025 No limit 0.005 Total Trihalomethanesμg/l 50 ≤ 100 2.5
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Chlordaneug/L 0Sampled Dec 2025 ≤ 2 0 Heptachlorug/L 0.001Sampled Dec 2025 ≤ 0.4 0.001 Total pesticidesug/L 0Sampled Dec 2025 ≤ 0.5 0
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Dec 2025 ≤ 70 0.02 Atrazineug/L 0.01Sampled Dec 2025 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.005Sampled Aug 2025 No limit 0.005 PFOSug/L 0.002Sampled Aug 2025 No limit 0.002 PFNAug/L 0.001Sampled Aug 2025 No limit 0.001 Total PFASug/L 0.007Sampled Aug 2025 ≤ 0.1 0.001 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 13.9 No limit 13.9
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.
