← Back to summary See all parameters RESEAU LA ROUSSE (OU SUD) · Châtel-Montagne
SYNDICAT MIXTE VALLEE DE LA BESBRE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.27 0.2 – 1 0.005 ▲ Total Chlorinemg CL2/l 0.29 No limit 0.058
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 19.6 No limit 19.6 Hardnessmg CaCO3/l 8.9 ● (Near the limit) 80 – 459 8.9 ● Hardness fF 0.89 No limit 0.89 pH 6.5 6.5 – 9.5 6.5 TurbidityNTU 0.14 ≤ 4 0.014 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 50 ≤ 2,500 50 Alkalinitymg CaCO3/l 16.3 No limit 16.3
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered 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 4.4 ≤ 50 1.32
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 0.7 No limit 0.7 Calciummg/l 2.4 No limit 2.4 Chloridemg/l 2.3 ≤ 250 2.3
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Arsenicμg/l 7.6Sampled Mar 2026 ≤ 10 3.8 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 0.01 No limit 0.003 Sulfatemg/l 2.3 No limit 2.3
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.
