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SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.14 ● (Near the limit) 0.2 – 1 0.003 ▲ Total Chlorinemg CL2/l 0.18 No limit 0.036
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 24 No limit 24 Hardnessmg CaCO3/l 86.2 80 – 459 86.2 Hardness fF 8.62 No limit 8.62 pH 8 6.5 – 9.5 8 TurbidityNTU 0.14 ≤ 4 0.014 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 237 ≤ 2,500 237 TDSmg/l 151.7estimated 0 – 1,199 151.7 Alkalinitymg CaCO3/l 110.7 No limit 110.7
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 11 ≤ 50 3.3
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 0.9 No limit 0.9 Calciummg/l 33 No limit 33 Chloridemg/l 3.6 ≤ 250 3.6
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled Sept 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Sept 2025 ≤ 5 1 Chromiumμg/l 5Sampled Sept 2025 ≤ 50 5 Ironμg/l 10Sampled Sept 2025 ≤ 200 10 Leadμg/l Not reported ≤ 10 —
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered Total PFASug/L Not reported ≤ 0.1 — 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 3.6 No limit 3.6
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.
