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SATEG
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.08 ● (Near the limit) 0.2 – 1 0.002 ▲ Total Chlorinemg CL2/l 0.17 No limit 0.034
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 25.9 No limit 25.9 Hardnessmg CaCO3/l 147.6 80 – 459 147.6 Hardness fF 14.8 No limit 14.8 pH 7.9 6.5 – 9.5 7.9 TurbidityNTU 0.28 ≤ 4 0.028 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 363 ≤ 2,500 363 TDSmg/l 232.3estimated 0 – 1,199 232.3 Alkalinitymg CaCO3/l 99.5 No limit 99.5
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 2.9 ≤ 50 0.87
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 5 No limit 5 Calciummg/l 50.8 No limit 50.8 Chloridemg/l 29.5 ≤ 250 29.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 12Sampled Dec 2025 ≤ 200 12 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 10 ≤ 200 10 Leadμg/l Not reported ≤ 10 —
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 47.1Sampled Sept 2025 ≤ 100 2.36
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 34.1 No limit 34.1
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.
