← Back to summary See all parameters SAINT BONNET LE CHATEAU · Périgneux
CHOLTON S.A.
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.38 0.2 – 1 0.008 ▲ Total Chlorinemg CL2/l 0.44 No limit 0.088
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 11.5 No limit 11.5 Hardnessmg CaCO3/l 59.8 ● (Near the limit) 80 – 459 59.8 ● Hardness fF 5.98 No limit 5.98 pH 7.2 6.5 – 9.5 7.2 TurbidityNTU 0.43 ≤ 4 0.043 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 268 ≤ 2,500 268 TDSmg/l 171.5estimated 0 – 1,199 171.5 Alkalinitymg CaCO3/l 26 No limit 26
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 Cyanide totalμg CN/l 10 ≤ 50 0.5 Fluoridemg F/l 0.09 ≤ 1.5 0.027 Mercuryμg Hg/l 0.01 ≤ 1 0.001 Nitritesmg NO2/l 0.02 ≤ 0.5 0.008 Nitratesmg NO3/l 16 ≤ 50 4.8
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 4.8 No limit 4.8 Calciummg/l 16 No limit 16 Potassiummg/l 1.9 No limit 1.9 Chloridemg/l 43 ≤ 250 43
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10 ≤ 200 10 Arsenicμg/l 2 ≤ 10 1 Bariumμg/l 10 ≤ 1,000 10 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 10 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2 ≤ 10 2 Sodiummg/l 19.7 ≤ 200 19.7
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1 No limit 0.005 Total Trihalomethanesμg/l 15.6 ≤ 100 0.78
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02 ≤ 70 0.02 Atrazineug/L 0.005 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001 No limit 0.001 PFOSug/L 0.001 No limit 0.001 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.001 ≤ 0.1 0 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 0.05 No limit 0.015 Sulfatemg/l 11 No limit 11
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.
