← Back to summary See all parameters ENTRE DEUX GUIERS · Saint-Pierre-de-Chartreuse
MAIRIE DE ENTRE-DEUX-GUIERS
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.05 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.1 No limit 0.02
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 19.6 No limit 19.6 Hardnessmg CaCO3/l 267 80 – 459 267 Hardness fF 26.7 No limit 26.7 pH 7.5 6.5 – 9.5 7.5 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 475 ≤ 2,500 475 TDSmg/l 304estimated 0 – 1,199 304 Alkalinitymg CaCO3/l 283 No limit 283
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 Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 10.2 ≤ 50 3.06
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 4.8 ≤ 250 4.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled Oct 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Oct 2025 ≤ 5 1 Chromiumμg/l 5Sampled Oct 2025 ≤ 50 5 Copperμg/l 70Sampled Oct 2025 ≤ 2,000 3.5 Leadμg/l 2Sampled Oct 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Oct 2025 ≤ 20 5
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 6.8 No limit 6.8
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.
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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.
