← Back to summary See all parameters LUSIGNAN CHAT_EAU LUSIG_MELANGE · Coulombiers
EAUX DE VIENNE - SIVEER
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.15 ● (Near the limit) 0.2 – 1 0.003 ▲ Total Chlorinemg CL2/l 0.2 No limit 0.04
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 23 No limit 23 Hardnessmg CaCO3/l 250 80 – 459 250 Hardness fF 25 No limit 25 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.3 ≤ 4 0.03 ConductivityμS / cm 547 ≤ 2,500 547 TDSmg/l 350.1estimated 0 – 1,199 350.1 Alkalinitymg CaCO3/l 215 No limit 215
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 Fluoridemg F/l 0.85 ≤ 1.5 0.26 Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 30 ≤ 50 9
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 20 ≤ 250 20
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 0.5Sampled Oct 2025 ≤ 5 0.5 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 0.025Sampled Oct 2025 ≤ 5 0.025 Chromiumμg/l 1Sampled Oct 2025 ≤ 50 1 Copperμg/l 20Sampled Oct 2025 ≤ 2,000 1 Ironμg/l 155 ≤ 200 155 Leadμg/l 0.4Sampled Oct 2025 ≤ 10 0.02 Nickelμg/l 1Sampled Oct 2025 ≤ 20 1
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 2.83Sampled Oct 2025 ≤ 100 0.14
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered Total PFASug/L Not reported ≤ 0.1 — 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 13 No limit 13
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.