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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.16 ● (Near the limit) 0.2 – 1 0.003 ▲ Total Chlorinemg CL2/l 0.3 No limit 0.06
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22 No limit 22 Hardnessmg CaCO3/l 91.8 80 – 459 91.8 Hardness fF 9.18 No limit 9.18 pH 7.9 6.5 – 9.5 7.9 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 267 ≤ 2,500 267 TDSmg/l 170.9estimated 0 – 1,199 170.9 Alkalinitymg CaCO3/l 85.8 No limit 85.8
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 10Sampled Mar 2026 ≤ 50 0.5 Fluoridemg F/l 0.06Sampled Mar 2026 ≤ 1.5 0.018 Mercuryμg Hg/l 0.5Sampled Mar 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 2.9 ≤ 50 0.87
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 1.6 No limit 1.6 Calciummg/l 34.1 No limit 34.1 Potassiummg/l 2.2Sampled Mar 2026 No limit 2.2 Chloridemg/l 22.8 ≤ 250 22.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 15 ≤ 200 15 Antimonyμg/l 1Sampled Mar 2026 ≤ 5 1 Arsenicμg/l 2Sampled Mar 2026 ≤ 10 1 Bariumμg/l 22Sampled Mar 2026 ≤ 1,000 22 Cadmiumμg/l 1Sampled Mar 2026 ≤ 5 1 Chromiumμg/l 5Sampled Mar 2026 ≤ 50 5 Copperμg/l 10Sampled Mar 2026 ≤ 2,000 0.5 Ironμg/l 10Sampled Mar 2026 ≤ 200 10 Manganeseμg/l 10Sampled Mar 2026 ≤ 50 10 Leadμg/l 2Sampled Mar 2026 ≤ 10 0.1 Nickelμg/l 5Sampled Mar 2026 ≤ 20 5 Seleniumμg/l 2Sampled Mar 2026 ≤ 10 2 Sodiummg/l 10.4Sampled Mar 2026 ≤ 200 10.4
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Mar 2026 No limit 0.005 Total Trihalomethanesμg/l 88.7 ● (Near the limit) ≤ 100 4.44
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 5Sampled Mar 2026 ≤ 60 0.25
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Mar 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled Mar 2026 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Mar 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled Mar 2026 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Mar 2026 No limit 0.001 PFOSug/L 0.001Sampled Mar 2026 No limit 0.001 PFNAug/L 0.001Sampled Mar 2026 No limit 0.001 Total PFASug/L 0.029Sampled Mar 2026 ≤ 0.1 0.003 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 0.02 No limit 0.006 Sulfatemg/l 4.7 No limit 4.7 Uraniumug/L 10Sampled Mar 2026 No limit 10
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.
Your Water Quality
Independent information about tap water quality in France.
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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.
