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MAIRIE DE SOUEL
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.06 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.11 No limit 0.022
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 25.6 No limit 25.6 Hardnessmg CaCO3/l 356.9 80 – 459 356.9 Hardness fF 35.7 No limit 35.7 pH 7.6 6.5 – 9.5 7.6 TurbidityNTU 0.37 ≤ 4 0.037 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 705 ≤ 2,500 705 TDSmg/l 451.2estimated 0 – 1,199 451.2 Alkalinitymg CaCO3/l 354.5 No limit 354.5
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 31.3 ≤ 50 9.39
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 25 No limit 25 Calciummg/l 101.6 No limit 101.6 Chloridemg/l 11 ≤ 250 11
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 Copperμg/l 11Sampled Sept 2025 ≤ 2,000 0.55 Ironμg/l 10Sampled Sept 2025 ≤ 200 10 Leadμg/l 2Sampled Sept 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Sept 2025 ≤ 20 5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 33.2Sampled Sept 2025 ≤ 100 1.66
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled May 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.038Sampled May 2026 ≤ 0.5 0.038
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled May 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled May 2026 ≤ 3 0.005
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 16.9 No limit 16.9
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.
