← Back to summary See all parameters ISLE JOURDAIN BERNARDIERE · Queaux
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 25 No limit 25 Hardnessmg CaCO3/l 310 80 – 459 310 Hardness fF 31 No limit 31 pH 8 6.5 – 9.5 8 TurbidityNTU 0.3 ≤ 4 0.03 ConductivityμS / cm 617 ≤ 2,500 617 TDSmg/l 394.9estimated 0 – 1,199 394.9 Alkalinitymg CaCO3/l 262 No limit 262 Bicarbonatemg HCO3/l 318Sampled Oct 2025 No limit 318
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 5Sampled Oct 2025 ≤ 50 0.25 Fluoridemg F/l 0.1Sampled Dec 2025 ≤ 1.5 0.03 Mercuryμg Hg/l 0.015Sampled Oct 2025 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 38 ≤ 50 11.4
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 25Sampled Oct 2025 No limit 25 Calciummg/l 77Sampled Oct 2025 No limit 77 Potassiummg/l 2.1Sampled Oct 2025 No limit 2.1 Chloridemg/l 18 ≤ 250 18
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 20Sampled Oct 2025 ≤ 200 20 Antimonyμg/l 0.5Sampled Sept 2025 ≤ 5 0.5 Arsenicμg/l 0.3Sampled Oct 2025 ≤ 10 0.15 Bariumμg/l 80Sampled Oct 2025 ≤ 1,000 80 Cadmiumμg/l 0.025Sampled Sept 2025 ≤ 5 0.025 Chromiumμg/l 1Sampled Sept 2025 ≤ 50 1 Copperμg/l 10Sampled Sept 2025 ≤ 2,000 0.5 Ironμg/l 10Sampled Oct 2025 ≤ 200 10 Manganeseμg/l 1Sampled Oct 2025 ≤ 50 1 Leadμg/l 0.6Sampled Sept 2025 ≤ 10 0.03 Nickelμg/l 1Sampled Sept 2025 ≤ 20 1 Seleniumμg/l 3Sampled Oct 2025 ≤ 10 3 Sodiummg/l 8.5Sampled Oct 2025 ≤ 200 8.5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.15Sampled Oct 2025 No limit 0.008 Total Trihalomethanesμg/l 4.32Sampled Oct 2025 ≤ 100 0.22
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.01Sampled Oct 2025 ≤ 0.4 0.01 Total pesticidesug/L 0Sampled Oct 2025 ≤ 0.5 0
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.06Sampled Oct 2025 ≤ 70 0.06 Atrazineug/L 0.02Sampled Oct 2025 ≤ 3 0.02
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 0Sampled 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 14 No limit 14
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.
