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EAUX DE VIENNE - SIVEER
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.3 0.2 – 1 0.006 ▲ Total Chlorinemg CL2/l 0.3 No limit 0.06
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 18 No limit 18 Hardnessmg CaCO3/l 220 80 – 459 220 Hardness fF 22 No limit 22 pH 7.3 6.5 – 9.5 7.3 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 487 ≤ 2,500 487 TDSmg/l 311.7estimated 0 – 1,199 311.7 Alkalinitymg CaCO3/l 193 No limit 193 Bicarbonatemg HCO3/l 233Sampled Oct 2025 No limit 233
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Dec 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 5 ≤ 50 0.25 Fluoridemg F/l 0.1 ≤ 1.5 0.03 Mercuryμg Hg/l 0.015 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 26 ≤ 50 7.8
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 13 No limit 13 Calciummg/l 65 No limit 65 Potassiummg/l 1.1 No limit 1.1 Chloridemg/l 20 ≤ 250 20
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 20 ≤ 200 20 Antimonyμg/l 0.5 ≤ 5 0.5 Arsenicμg/l 0.3 ≤ 10 0.15 Bariumμg/l 240 ≤ 1,000 240 Cadmiumμg/l 0.1 ≤ 5 0.1 Chromiumμg/l 1 ≤ 50 1 Copperμg/l 20 ≤ 2,000 1 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 1 ≤ 50 1 Leadμg/l 0.5 ≤ 10 0.025 Nickelμg/l 1 ≤ 20 1 Seleniumμg/l 0.6Sampled Oct 2025 ≤ 10 0.6 Sodiummg/l 13 ≤ 200 13
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.15 No limit 0.008 Total Trihalomethanesμg/l 0.6 ≤ 100 0.03
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 6 ≤ 60 0.3
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.01 ≤ 0.4 0.01 Total pesticidesug/L 0 ≤ 0.5 0
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.06 ≤ 70 0.06 Atrazineug/L 0.02 ≤ 3 0.02
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001 No limit 0.001 PFOSug/L 0.001 No limit 0.001 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0 ≤ 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 7 No limit 7 Uraniumug/L 0.4 No limit 0.4
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.
