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SAUR FRANCE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.24 0.2 – 1 0.005 ▲ Total Chlorinemg CL2/l 0.3 No limit 0.06
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 27 No limit 27 Hardnessmg CaCO3/l 131 80 – 459 131 Hardness fF 13.1 No limit 13.1 pH 8.2 6.5 – 9.5 8.2 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 423 ≤ 2,500 423 TDSmg/l 270.7estimated 0 – 1,199 270.7 Alkalinitymg CaCO3/l 83 No limit 83
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 34 ≤ 50 10.2
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 52.8 ≤ 250 52.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 0.2Sampled Sept 2025 ≤ 5 0.2 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 0.01Sampled Sept 2025 ≤ 5 0.01 Chromiumμg/l 0.6Sampled Sept 2025 ≤ 50 0.6 Copperμg/l 12.3 ≤ 2,000 0.62 Ironμg/l 8 ≤ 200 8 Manganeseμg/l 0.5 ≤ 50 0.5 Leadμg/l 0.2 ≤ 10 0.01 Nickelμg/l 2.1 ≤ 20 2.1
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 23 ≤ 100 1.15
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 3.3 ≤ 60 0.17
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 14.2 No limit 14.2
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.
