← Back to summary See all parameters LUSIGNAN POISNIERE · Curzay-sur-Vonne
EAUX DE VIENNE - SIVEER
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.4 0.2 – 1 0.008 ▲ Total Chlorinemg CL2/l 0.5 No limit 0.1
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 18 No limit 18 Hardnessmg CaCO3/l 260 80 – 459 260 Hardness fF 26 No limit 26 pH 7.7 6.5 – 9.5 7.7 TurbidityNTU 0.3 ≤ 4 0.03 ConductivityμS / cm 567 ≤ 2,500 567 TDSmg/l 362.9estimated 0 – 1,199 362.9 Alkalinitymg CaCO3/l 233 No limit 233 Bicarbonatemg HCO3/l 282Sampled Oct 2025 No limit 282
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 0.68 ≤ 1.5 0.2 Mercuryμg Hg/l 0.015Sampled Oct 2025 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 35 ≤ 50 10.5
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 13Sampled Oct 2025 No limit 13 Calciummg/l 82Sampled Oct 2025 No limit 82 Potassiummg/l 2.4Sampled Oct 2025 No limit 2.4 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 Oct 2025 ≤ 5 0.5 Arsenicμg/l 1Sampled Oct 2025 ≤ 10 0.5 Bariumμg/l 60Sampled Oct 2025 ≤ 1,000 60 Cadmiumμg/l 0.025Sampled Oct 2025 ≤ 5 0.025 Chromiumμg/l 1Sampled Oct 2025 ≤ 50 1 Copperμg/l 40Sampled Oct 2025 ≤ 2,000 2 Ironμg/l 40 ≤ 200 40 Manganeseμg/l 3Sampled Oct 2025 ≤ 50 3 Leadμg/l 1Sampled Oct 2025 ≤ 10 0.05 Nickelμg/l 1Sampled Oct 2025 ≤ 20 1 Seleniumμg/l 0.5Sampled Oct 2025 ≤ 10 0.5 Sodiummg/l 13Sampled Oct 2025 ≤ 200 13
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 1.02Sampled Oct 2025 ≤ 100 0.051
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 0.001Sampled 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 0.071Sampled Jun 2025 ≤ 0.1 0.007 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 8.8 No limit 8.8
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.
Your Water Quality
Independent information about tap water quality in France.
Brought to you by
tappwater.co
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.
