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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.08 ● (Near the limit) Sampled Dec 2025 0.2 – 1 0.002 ▲ Total Chlorinemg CL2/l 0.12Sampled Dec 2025 No limit 0.024
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 16.6 No limit 16.6 Hardnessmg CaCO3/l 196.2Sampled Nov 2025 80 – 459 196.2 Hardness fF 19.6Sampled Nov 2025 No limit 19.6 pH 7.7 6.5 – 9.5 7.7 TurbidityNTU 0.29Sampled Nov 2025 ≤ 4 0.029 ColorColor Units 5Sampled Nov 2025 ≤ 15 5 ConductivityμS / cm 451 ≤ 2,500 451 TDSmg/l 288.6estimated 0 – 1,199 288.6 Alkalinitymg CaCO3/l 163Sampled Nov 2025 No limit 163
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Nov 2025 ≤ 0 0 eColiUFC/100ml 0Sampled Nov 2025 ≤ 0 0 BacteriasNMP/100ml 0Sampled Nov 2025 ≤ 0 0 EnterococcusUFC/100ml 0Sampled Nov 2025 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Cyanide totalμg CN/l 10Sampled Sept 2025 ≤ 50 0.5 Fluoridemg F/l 0.15Sampled Sept 2025 ≤ 1.5 0.045 Mercuryμg Hg/l 0.01Sampled Sept 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.02Sampled Nov 2025 ≤ 0.5 0.008 Nitratesmg NO3/l 6.3Sampled Nov 2025 ≤ 50 1.89
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 5.3Sampled Sept 2025 No limit 5.3 Calciummg/l 68.6Sampled Sept 2025 No limit 68.6 Potassiummg/l 2Sampled Sept 2025 No limit 2 Chloridemg/l 18Sampled Nov 2025 ≤ 250 18
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Sept 2025 ≤ 200 10 Arsenicμg/l 2Sampled Sept 2025 ≤ 10 1 Bariumμg/l 32Sampled Sept 2025 ≤ 1,000 32 Ironμg/l 10Sampled Sept 2025 ≤ 200 10 Manganeseμg/l 10Sampled Sept 2025 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Sept 2025 ≤ 10 2 Sodiummg/l 9.9Sampled Sept 2025 ≤ 200 9.9
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Sept 2025 No limit 0.005 Total Trihalomethanesμg/l 0.5Sampled Sept 2025 ≤ 100 0.025
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Sept 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled Sept 2025 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Sept 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Sept 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.002 No limit 0.002 PFOSug/L 0.004 No limit 0.004 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.018 ≤ 0.1 0.002 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 0.05Sampled Nov 2025 No limit 0.015 Sulfatemg/l 34Sampled Nov 2025 No limit 34
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.
