← Back to summary See all parameters GACE MELANGE · Montreuil-la-Cambe
SAUR FRANCE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.36 0.2 – 1 0.007 ▲ Total Chlorinemg CL2/l 0.42 No limit 0.084
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22 No limit 22 Hardnessmg CaCO3/l 324 80 – 459 324 Hardness fF 32.4 No limit 32.4 pH 7.6 6.5 – 9.5 7.6 TurbidityNTU 0.22 ≤ 4 0.022 ConductivityμS / cm 656 ≤ 2,500 656 TDSmg/l 419.8estimated 0 – 1,199 419.8 Alkalinitymg CaCO3/l 307 No limit 307 Bicarbonatemg HCO3/l 377Sampled Jun 2026 No limit 377
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Nov 2025 ≤ 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 Cyanide totalμg CN/l 10Sampled Jun 2026 ≤ 50 0.5 Fluoridemg F/l 0.053Sampled Jun 2026 ≤ 1.5 0.016 Mercuryμg Hg/l 0.05Sampled Jun 2026 ≤ 1 0.005 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 9.6 ≤ 50 2.88
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 3Sampled Jun 2026 No limit 3 Calciummg/l 130Sampled Jun 2026 No limit 130 Potassiummg/l 1.5Sampled Jun 2026 No limit 1.5 Chloridemg/l 13 ≤ 250 13
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2Sampled Jun 2026 ≤ 200 2 Antimonyμg/l 0.5Sampled Jun 2026 ≤ 5 0.5 Arsenicμg/l 0.3Sampled Jun 2026 ≤ 10 0.15 Bariumμg/l 11Sampled Jun 2026 ≤ 1,000 11 Cadmiumμg/l 0.025Sampled Jun 2026 ≤ 5 0.025 Chromiumμg/l 1Sampled Jun 2026 ≤ 50 1 Ironμg/l 10.7 ≤ 200 10.7 Manganeseμg/l 1Sampled Jun 2026 ≤ 50 1 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 0.56Sampled Jun 2026 ≤ 10 0.56 Sodiummg/l 6.2Sampled Jun 2026 ≤ 200 6.2
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.05Sampled Jun 2026 No limit 0.003 Total Trihalomethanesμg/l 10.5Sampled Jun 2026 ≤ 100 0.53
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 2.07Sampled Jun 2026 ≤ 60 0.1
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jun 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.01Sampled Jun 2026 ≤ 0.5 0.01
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jun 2026 ≤ 70 0.02 Atrazineug/L 0.01Sampled Jun 2026 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jun 2026 No limit 0.001 PFOSug/L 0.001Sampled Jun 2026 No limit 0.001 PFNAug/L 0.001Sampled Jun 2026 No limit 0.001 Total PFASug/L 0Sampled Jun 2026 ≤ 0.1 0 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 15 No limit 15 Uraniumug/L 0.37Sampled Jun 2026 No limit 0.37
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.
