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SIVOM DE COLLORGUES
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.39 0.2 – 1 0.008 ▲ Total Chlorinemg CL2/l 0.46 No limit 0.092
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 24.9 No limit 24.9 Hardnessmg CaCO3/l 373.2 80 – 459 373.2 Hardness fF 37.3 No limit 37.3 pH 7.1 6.5 – 9.5 7.1 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 711 ≤ 2,500 711 TDSmg/l 455estimated 0 – 1,199 455 Alkalinitymg CaCO3/l 385 No limit 385 Bicarbonatemg HCO3/l 445Sampled Aug 2025 No limit 445
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 Aug 2025 ≤ 50 0.5 Fluoridemg F/l 0.32Sampled Aug 2025 ≤ 1.5 0.096 Mercuryμg Hg/l 0.01Sampled Aug 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 0.9 ≤ 50 0.27
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 16.4 No limit 16.4 Calciummg/l 122.3 No limit 122.3 Potassiummg/l 0.3Sampled Aug 2025 No limit 0.3 Chloridemg/l 9.5 ≤ 250 9.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Aug 2025 ≤ 200 10 Antimonyμg/l 1Sampled Nov 2025 ≤ 5 1 Arsenicμg/l 2Sampled Aug 2025 ≤ 10 1 Bariumμg/l 41Sampled Aug 2025 ≤ 1,000 41 Cadmiumμg/l 1Sampled Nov 2025 ≤ 5 1 Chromiumμg/l 5Sampled Nov 2025 ≤ 50 5 Copperμg/l 17Sampled Nov 2025 ≤ 2,000 0.85 Ironμg/l 10Sampled Nov 2025 ≤ 200 10 Manganeseμg/l 10Sampled Aug 2025 ≤ 50 10 Leadμg/l 2Sampled Nov 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Nov 2025 ≤ 20 5 Seleniumμg/l 2Sampled Aug 2025 ≤ 10 2 Sodiummg/l 4.5Sampled Aug 2025 ≤ 200 4.5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Aug 2025 No limit 0.005 Total Trihalomethanesμg/l 4.57Sampled Aug 2025 ≤ 100 0.23
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Aug 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.005Sampled Aug 2025 ≤ 0.5 0.005
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Aug 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Aug 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Aug 2025 No limit 0.001 PFOSug/L 0.001Sampled Aug 2025 No limit 0.001 PFNAug/L 0.001Sampled Aug 2025 No limit 0.001 Total PFASug/L 0.029Sampled Aug 2025 ≤ 0.1 0.003 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 11.7 No limit 11.7
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.
