← Back to summary See all parameters S.AEP DE SANCERGUES (MELANGE) · Groises
S.A.U.R. 45
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.21 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.29 No limit 0.058
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 20.8 No limit 20.8 Hardnessmg CaCO3/l 217.4 80 – 459 217.4 Hardness fF 21.7 No limit 21.7 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 463 ≤ 2,500 463 TDSmg/l 296.3estimated 0 – 1,199 296.3 Alkalinitymg CaCO3/l 160 No limit 160 Bicarbonatemg HCO3/l 193Sampled Jun 2025 No limit 193
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 Cyanide totalμg CN/l 10Sampled Jun 2025 ≤ 50 0.5 Fluoridemg F/l 0.12Sampled Jun 2025 ≤ 1.5 0.036 Mercuryμg Hg/l 0.01Sampled Jun 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 34.8 ≤ 50 10.4
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 8.6Sampled Jun 2025 No limit 8.6 Calciummg/l 63.9Sampled Jun 2025 No limit 63.9 Potassiummg/l 2.3Sampled Jun 2025 No limit 2.3 Chloridemg/l 16.7 ≤ 250 16.7
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Jun 2025 ≤ 200 10 Antimonyμg/l 1Sampled Aug 2025 ≤ 5 1 Arsenicμg/l 2Sampled Jun 2025 ≤ 10 1 Bariumμg/l 54Sampled Jun 2025 ≤ 1,000 54 Cadmiumμg/l 1Sampled Aug 2025 ≤ 5 1 Chromiumμg/l 5Sampled Aug 2025 ≤ 50 5 Copperμg/l 11Sampled Aug 2025 ≤ 2,000 0.55 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 10Sampled Nov 2025 ≤ 50 10 Leadμg/l 2Sampled Aug 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Aug 2025 ≤ 20 5 Seleniumμg/l 2Sampled Jun 2025 ≤ 10 2 Sodiummg/l 9.4Sampled Jun 2025 ≤ 200 9.4
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Jun 2025 No limit 0.005 Total Trihalomethanesμg/l 9.2Sampled Jan 2026 ≤ 100 0.46
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Total pesticidesug/L 0.094Sampled Jun 2025 ≤ 0.5 0.094
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jun 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Jun 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jun 2025 No limit 0.001 PFOSug/L 0.001Sampled Jun 2025 No limit 0.001 PFNAug/L 0.001Sampled Jun 2025 No limit 0.001 Total PFASug/L 0.004Sampled Jun 2025 ≤ 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 0.01 No limit 0.003 Sulfatemg/l 27.9 No limit 27.9
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.
