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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.07 ● (Near the limit) Sampled Nov 2025 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.15Sampled Nov 2025 No limit 0.03
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 11.4 No limit 11.4 Hardnessmg CaCO3/l 9.1 ● (Near the limit) Sampled Nov 2025 80 – 459 9.1 ● Hardness fF 0.91Sampled Nov 2025 No limit 0.91 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.11Sampled Nov 2025 ≤ 4 0.011 ColorColor Units 5Sampled Nov 2025 ≤ 15 5 ConductivityμS / cm 50 ≤ 2,500 50 Alkalinitymg CaCO3/l 5Sampled Nov 2025 No limit 5
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered 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 May 2025 ≤ 50 0.5 Fluoridemg F/l 0.05Sampled May 2025 ≤ 1.5 0.015 Mercuryμg Hg/l 0.01Sampled May 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.02Sampled Nov 2025 ≤ 0.5 0.008 Nitratesmg NO3/l 3.2Sampled Nov 2025 ≤ 50 0.96
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 0.5Sampled May 2025 No limit 0.5 Calciummg/l 2.3Sampled May 2025 No limit 2.3 Potassiummg/l 0.5Sampled May 2025 No limit 0.5 Chloridemg/l 5.6Sampled Nov 2025 ≤ 250 5.6
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 12Sampled May 2025 ≤ 200 12 Arsenicμg/l 2Sampled May 2025 ≤ 10 1 Bariumμg/l 10Sampled May 2025 ≤ 1,000 10 Ironμg/l 10Sampled May 2025 ≤ 200 10 Manganeseμg/l 10Sampled May 2025 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled May 2025 ≤ 10 2 Sodiummg/l 4.6Sampled May 2025 ≤ 200 4.6
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled May 2025 No limit 0.005 Total Trihalomethanesμg/l 8.91Sampled May 2025 ≤ 100 0.45
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled May 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled May 2025 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled May 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled May 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001 No limit 0.001 PFOSug/L 0.001 No limit 0.001 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.029 ≤ 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 0.05Sampled Nov 2025 No limit 0.015 Sulfatemg/l 6.2Sampled Nov 2025 No limit 6.2
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.
