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SAUR FRANCE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.05 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.06 No limit 0.012
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 23 No limit 23 Hardnessmg CaCO3/l 327 80 – 459 327 Hardness fF 32.7 No limit 32.7 pH 7.3 6.5 – 9.5 7.3 TurbidityNTU 0.2 ≤ 4 0.02 ConductivityμS / cm 669 ≤ 2,500 669 TDSmg/l 428.2estimated 0 – 1,199 428.2 Alkalinitymg CaCO3/l 302 No limit 302 Bicarbonatemg HCO3/l 364Sampled Jan 2026 No limit 364
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Sept 2025 ≤ 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 10Sampled Jan 2026 ≤ 50 0.5 Fluoridemg F/l 0.074Sampled Jan 2026 ≤ 1.5 0.022 Mercuryμg Hg/l 0.05Sampled Jan 2026 ≤ 1 0.005 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 14 ≤ 50 4.2
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 7.5Sampled Jan 2026 No limit 7.5 Calciummg/l 120Sampled Jan 2026 No limit 120 Potassiummg/l 1.9Sampled Jan 2026 No limit 1.9 Chloridemg/l 16 ≤ 250 16
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2Sampled Jan 2026 ≤ 200 2 Antimonyμg/l 0.5Sampled Jan 2026 ≤ 5 0.5 Arsenicμg/l 0.25Sampled Jan 2026 ≤ 10 0.13 Bariumμg/l 14Sampled Jan 2026 ≤ 1,000 14 Cadmiumμg/l 0.025Sampled Jan 2026 ≤ 5 0.025 Chromiumμg/l 1Sampled Jan 2026 ≤ 50 1 Ironμg/l 1Sampled Jan 2026 ≤ 200 1 Manganeseμg/l 1Sampled Jan 2026 ≤ 50 1 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 0.5Sampled Jan 2026 ≤ 10 0.5 Sodiummg/l 7.8Sampled Jan 2026 ≤ 200 7.8
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.05Sampled Jan 2026 No limit 0.003 Total Trihalomethanesμg/l 7.45Sampled Jun 2026 ≤ 100 0.37
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 0.5Sampled Jan 2026 ≤ 60 0.025
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jan 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.02Sampled Jan 2026 ≤ 0.5 0.02
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jan 2026 ≤ 70 0.02 Atrazineug/L 0.01Sampled Jan 2026 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jan 2026 No limit 0.001 PFOSug/L 0.001Sampled Jan 2026 No limit 0.001 PFNAug/L 0.001Sampled Jan 2026 No limit 0.001 Total PFASug/L 0Sampled Jan 2026 ≤ 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 0.05 No limit 0.015 Sulfatemg/l 17 No limit 17 Uraniumug/L 0.6Sampled Jan 2026 No limit 0.6
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.
