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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.09 ● (Near the limit) 0.2 – 1 0.002 ▲ Total Chlorinemg CL2/l 0.11 No limit 0.022
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 27.1 No limit 27.1 Hardnessmg CaCO3/l 248.8 80 – 459 248.8 Hardness fF 24.9 No limit 24.9 pH 7.4 6.5 – 9.5 7.4 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 563 ≤ 2,500 563 TDSmg/l 360.3estimated 0 – 1,199 360.3 Alkalinitymg CaCO3/l 258.1 No limit 258.1
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 Oct 2025 ≤ 50 0.5 Fluoridemg F/l 0.26Sampled Oct 2025 ≤ 1.5 0.078 Mercuryμg Hg/l 0.01Sampled Oct 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 10 ≤ 50 3
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 7.9 No limit 7.9 Calciummg/l 86.5 No limit 86.5 Potassiummg/l 2.3Sampled Oct 2025 No limit 2.3 Chloridemg/l 19.5 ≤ 250 19.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Oct 2025 ≤ 200 10 Antimonyμg/l 1Sampled Nov 2025 ≤ 5 1 Arsenicμg/l 2Sampled Oct 2025 ≤ 10 1 Bariumμg/l 33Sampled Oct 2025 ≤ 1,000 33 Cadmiumμg/l 1Sampled Nov 2025 ≤ 5 1 Chromiumμg/l 5Sampled Nov 2025 ≤ 50 5 Ironμg/l 10Sampled Nov 2025 ≤ 200 10 Manganeseμg/l 10Sampled Oct 2025 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Oct 2025 ≤ 10 2 Sodiummg/l 13.5Sampled Oct 2025 ≤ 200 13.5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Oct 2025 No limit 0.005 Total Trihalomethanesμg/l 19.3 ≤ 100 0.96
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Oct 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled Oct 2025 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Oct 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Oct 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Apr 2026 No limit 0.001 PFOSug/L 0.004Sampled Apr 2026 No limit 0.004 PFNAug/L 0.001Sampled Apr 2026 No limit 0.001 Total PFASug/L 0.012Sampled Apr 2026 ≤ 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 0.02 No limit 0.006 Sulfatemg/l 39.7 No limit 39.7
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.
