← Back to summary See all parameters LUSSAC LEIGNES-FON · Valdivienne
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 0.4 No limit 0.08
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 28 No limit 28 Hardnessmg CaCO3/l 350 80 – 459 350 Hardness fF 35 No limit 35 pH 7.6 6.5 – 9.5 7.6 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5Sampled Jan 2026 ≤ 15 5 ConductivityμS / cm 674 ≤ 2,500 674 TDSmg/l 431.4estimated 0 – 1,199 431.4 Alkalinitymg CaCO3/l 313 No limit 313 Bicarbonatemg HCO3/l 379Sampled Apr 2025 No limit 379
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 5Sampled Jan 2026 ≤ 50 0.25 Fluoridemg F/l 0.1Sampled Jan 2026 ≤ 1.5 0.03 Mercuryμg Hg/l 0.015Sampled Jan 2026 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 10 ≤ 50 3
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 22Sampled Jan 2026 No limit 22 Calciummg/l 85Sampled Jan 2026 No limit 85 Potassiummg/l 1.3Sampled Jan 2026 No limit 1.3 Chloridemg/l 18 ≤ 250 18
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 20Sampled Jan 2026 ≤ 200 20 Antimonyμg/l 0.5Sampled Jan 2026 ≤ 5 0.5 Arsenicμg/l 0.2Sampled Jan 2026 ≤ 10 0.1 Bariumμg/l 120Sampled Jan 2026 ≤ 1,000 120 Cadmiumμg/l 0.025Sampled Jan 2026 ≤ 5 0.025 Chromiumμg/l 1Sampled Jan 2026 ≤ 50 1 Copperμg/l 10Sampled Jan 2026 ≤ 2,000 0.5 Ironμg/l 10Sampled Jan 2026 ≤ 200 10 Manganeseμg/l 1Sampled Jan 2026 ≤ 50 1 Leadμg/l 0.4Sampled Jan 2026 ≤ 10 0.02 Nickelμg/l 1Sampled Jan 2026 ≤ 20 1 Seleniumμg/l 10 ● (Near the limit) Sampled Jan 2026 ≤ 10 10 ● Sodiummg/l 9Sampled Jan 2026 ≤ 200 9
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.15Sampled Jan 2026 No limit 0.008 Total Trihalomethanesμg/l 0.68Sampled Jan 2026 ≤ 100 0.034
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 6Sampled Jan 2026 ≤ 60 0.3
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.01Sampled Jan 2026 ≤ 0.4 0.01 Total pesticidesug/L 0Sampled Jan 2026 ≤ 0.5 0
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.06Sampled Jan 2026 ≤ 70 0.06 Atrazineug/L 0.02Sampled Jan 2026 ≤ 3 0.02
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jan 2026 No limit 0.001 PFOSug/L 0.001Sampled Jan 2026 No limit 0.001 PFNAug/L 0.001Sampled Jan 2026 No limit 0.001 Total PFASug/L 0.071Sampled Jan 2026 ≤ 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 30 No limit 30 Uraniumug/L 4.9Sampled Jan 2026 No limit 4.9
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.
