← Back to summary See all parameters LFA ECARTS LES PINS VIDREZONNE · Lérigneux
CA LOIRE FOREZ AGGLOMÉRATION
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 21.4 No limit 21.4 Hardnessmg CaCO3/l 42.9 ● (Near the limit) Sampled Jun 2026 80 – 459 42.9 ● Hardness fF 4.29Sampled Jun 2026 No limit 4.29 pH 7.8 6.5 – 9.5 7.8 TurbidityNTU 0.27Sampled Jun 2026 ≤ 4 0.027 ColorColor Units 5Sampled Jun 2026 ≤ 15 5 ConductivityμS / cm 116Sampled Jun 2026 ≤ 2,500 116 TDSmg/l 74.2Sampled Jun 2026 estimated 0 – 1,199 74.2 Alkalinitymg CaCO3/l 51Sampled Jun 2026 No limit 51
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Jun 2026 ≤ 0 0 eColiUFC/100ml 0Sampled Jun 2026 ≤ 0 0 BacteriasNMP/100ml 0Sampled Jun 2026 ≤ 0 0 EnterococcusUFC/100ml 0Sampled Jun 2026 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01Sampled Jun 2026 ≤ 0.5 0.004 Nitratesmg NO3/l 3.9Sampled Jun 2026 ≤ 50 1.17
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 1Sampled Jun 2026 No limit 1 Calciummg/l 15.5Sampled Jun 2026 No limit 15.5 Chloridemg/l 1.5Sampled Jun 2026 ≤ 250 1.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Arsenicμg/l Not reported ≤ 10 — Leadμg/l Not reported ≤ 10 —
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 0.01Sampled Jun 2026 No limit 0.003 Sulfatemg/l 3.3Sampled Jun 2026 No limit 3.3
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.
