← Back to summary See all parameters CHAZELLE S/LAVIEU BONNAFOND · Soleymieux
CA LOIRE FOREZ AGGLOMÉRATION
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.03 ▲ (Outside the range) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.03 No limit 0.006
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 19.7 No limit 19.7 Hardnessmg CaCO3/l 31.1 ● (Near the limit) 80 – 459 31.1 ● Hardness fF 3.11 No limit 3.11 pH 6.4 ● (Near the limit) 6.5 – 9.5 6.4 ● TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 117 ≤ 2,500 117 TDSmg/l 74.9estimated 0 – 1,199 74.9 Alkalinitymg CaCO3/l 33.3 No limit 33.3
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 Cyanide totalμg CN/l 10Sampled Jun 2025 ≤ 50 0.5 Fluoridemg F/l 0.1Sampled Jun 2025 ≤ 1.5 0.03 Mercuryμg Hg/l 0.01Sampled Jun 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 4.8 ≤ 50 1.44
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 2.4 No limit 2.4 Calciummg/l 8.5 No limit 8.5 Potassiummg/l 1.3Sampled Jun 2025 No limit 1.3 Chloridemg/l 5.8 ≤ 250 5.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 18Sampled Jun 2025 ≤ 200 18 Arsenicμg/l 2Sampled Jun 2025 ≤ 10 1 Bariumμg/l 29Sampled Jun 2025 ≤ 1,000 29 Ironμg/l 10Sampled Jun 2025 ≤ 200 10 Manganeseμg/l 10Sampled Jun 2025 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Jun 2025 ≤ 10 2 Sodiummg/l 5.8Sampled Jun 2025 ≤ 200 5.8
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Jun 2025 No limit 0.005 Total Trihalomethanesμg/l 1.22Sampled Apr 2026 ≤ 100 0.061
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jun 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled Jun 2025 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jun 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Jun 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jun 2025 No limit 0.001 PFOSug/L 0.001Sampled Jun 2025 No limit 0.001 PFNAug/L 0.001Sampled Jun 2025 No limit 0.001 Total PFASug/L 0.028Sampled Jun 2025 ≤ 0.1 0.003 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 0.03 No limit 0.009 Sulfatemg/l 7.5 No limit 7.5
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.
