← Back to summary See all parameters VALLEE DU CEROU · Mirandol-Bourgnounac
AVEYRONNAISE DES EAUX
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 0.05 No limit 0.01
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 27.6 No limit 27.6 Hardnessmg CaCO3/l 99.7 80 – 459 99.7 Hardness fF 9.97 No limit 9.97 pH 8.37 6.5 – 9.5 8.37 TurbidityNTU 0.13 ≤ 4 0.013 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 263 ≤ 2,500 263 TDSmg/l 168.3estimated 0 – 1,199 168.3 Alkalinitymg CaCO3/l 97.5 No limit 97.5 Bicarbonatemg HCO3/l 117Sampled Nov 2025 No limit 117
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 Nov 2025 ≤ 50 0.5 Fluoridemg F/l 0.06Sampled Nov 2025 ≤ 1.5 0.018 Mercuryμg Hg/l 0.01Sampled Nov 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 12 ≤ 50 3.6
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 3.2 No limit 3.2 Calciummg/l 34.6 No limit 34.6 Potassiummg/l 2.8Sampled Nov 2025 No limit 2.8 Chloridemg/l 12.9 ≤ 250 12.9
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 68 ≤ 200 68 Antimonyμg/l 1Sampled Dec 2025 ≤ 5 1 Arsenicμg/l 2Sampled Nov 2025 ≤ 10 1 Bariumμg/l 30Sampled Nov 2025 ≤ 1,000 30 Cadmiumμg/l 1Sampled Dec 2025 ≤ 5 1 Chromiumμg/l 5Sampled Dec 2025 ≤ 50 5 Copperμg/l 10Sampled Dec 2025 ≤ 2,000 0.5 Ironμg/l 10Sampled Dec 2025 ≤ 200 10 Manganeseμg/l 10Sampled Nov 2025 ≤ 50 10 Leadμg/l 2Sampled Dec 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Dec 2025 ≤ 20 5 Seleniumμg/l 2Sampled Nov 2025 ≤ 10 2 Sodiummg/l 12.6Sampled Nov 2025 ≤ 200 12.6
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Nov 2025 No limit 0.005 Total Trihalomethanesμg/l 46.9Sampled Dec 2025 ≤ 100 2.34
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Nov 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.005Sampled Nov 2025 ≤ 0.5 0.005
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Nov 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Nov 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Nov 2025 No limit 0.001 PFOSug/L 0.001Sampled Nov 2025 No limit 0.001 PFNAug/L 0.001Sampled Nov 2025 No limit 0.001 Total PFASug/L 0.029Sampled Nov 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 0.01 No limit 0.003 Sulfatemg/l 7.6 No limit 7.6
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.
