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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.19 ● (Near the limit) 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.23 No limit 0.046
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 25.6 No limit 25.6 Hardnessmg CaCO3/l 198.4 80 – 459 198.4 Hardness fF 19.8 No limit 19.8 pH 7.4 6.5 – 9.5 7.4 TurbidityNTU 0.12 ≤ 4 0.012 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 424 ≤ 2,500 424 TDSmg/l 271.4estimated 0 – 1,199 271.4 Alkalinitymg CaCO3/l 185.2 No limit 185.2
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 Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 7.1 ≤ 50 2.13
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 5.5 No limit 5.5 Calciummg/l 70.3 No limit 70.3 Chloridemg/l 16.7 ≤ 250 16.7
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled Aug 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Aug 2025 ≤ 5 1 Chromiumμg/l 5Sampled Aug 2025 ≤ 50 5 Ironμg/l 10Sampled Aug 2025 ≤ 200 10 Leadμg/l Not reported ≤ 10 —
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 13.8Sampled Apr 2026 ≤ 100 0.69
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.002Sampled Apr 2026 No limit 0.002 PFOSug/L 0.002Sampled Apr 2026 No limit 0.002 PFNAug/L 0.001Sampled Apr 2026 No limit 0.001 Total PFASug/L 0.024Sampled Apr 2026 ≤ 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 0.01 No limit 0.003 Sulfatemg/l 28.2 No limit 28.2
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.
