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EAUX DE NORMANDIE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.1 ● (Near the limit) 0.2 – 1 0.002 ▲ Total Chlorinemg CL2/l 0.13 No limit 0.026
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 28 No limit 28 Hardnessmg CaCO3/l 347 80 – 459 347 Hardness fF 34.7 No limit 34.7 pH 7.1 6.5 – 9.5 7.1 TurbidityNTU 0.2 ≤ 4 0.02 ConductivityμS / cm 673 ≤ 2,500 673 TDSmg/l 430.7estimated 0 – 1,199 430.7 Alkalinitymg CaCO3/l 285 No limit 285
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered 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 0.012 ≤ 0.5 0.005 Nitratesmg NO3/l 20 ≤ 50 6
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 15 ≤ 250 15
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 0.5Sampled Aug 2025 ≤ 5 0.5 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 0.025Sampled Aug 2025 ≤ 5 0.025 Chromiumμg/l 1Sampled Aug 2025 ≤ 50 1 Ironμg/l 1.2Sampled Aug 2025 ≤ 200 1.2 Leadμg/l Not reported ≤ 10 —
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.05Sampled Aug 2025 No limit 0.003 Total Trihalomethanesμg/l 8.2Sampled Aug 2025 ≤ 100 0.41
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 0.05 No limit 0.015 Sulfatemg/l 40 No limit 40
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.
