← Back to summary See all parameters FONTJOIN LA CHEVROLIERE · Valdivienne
EAUX DE VIENNE - SIVEER
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.5 0.2 – 1 0.01 ▲ Total Chlorinemg CL2/l 0.5 No limit 0.1
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 623 No limit 623 Hardnessmg CaCO3/l 340 80 – 459 340 Hardness fF 34 No limit 34 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 685 ≤ 2,500 685 TDSmg/l 438.4estimated 0 – 1,199 438.4 Alkalinitymg CaCO3/l 317 No limit 317 Bicarbonatemg HCO3/l 326Sampled Oct 2025 No limit 326
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 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 14 ≤ 50 4.2
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 9 No limit 9 Calciummg/l 110 No limit 110 Potassiummg/l 0.7 No limit 0.7 Chloridemg/l 16 ≤ 250 16
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 20 ≤ 200 20 Antimonyμg/l 0.5 ≤ 5 0.5 Arsenicμg/l 0.2 ≤ 10 0.1 Bariumμg/l 35 ≤ 1,000 35 Cadmiumμg/l 0.025 ≤ 5 0.025 Chromiumμg/l 1 ≤ 50 1 Copperμg/l 10 ≤ 2,000 0.5 Ironμg/l 26 ≤ 200 26 Manganeseμg/l 1 ≤ 50 1 Leadμg/l 0.4 ≤ 10 0.02 Nickelμg/l 1 ≤ 20 1 Seleniumμg/l 6Sampled Oct 2025 ≤ 10 6 Sodiummg/l 6.8 ≤ 200 6.8
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.15 No limit 0.008 Total Trihalomethanesμg/l 2.35 ≤ 100 0.12
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 0.021 ≤ 0.5 0.021
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 22 No limit 22 Uraniumug/L 3.4 No limit 3.4
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.
