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AVEYRONNAISE DES EAUX
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.06 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.09 No limit 0.018
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 28.5 No limit 28.5 Hardnessmg CaCO3/l 104.7 80 – 459 104.7 Hardness fF 10.5 No limit 10.5 pH 8.1 6.5 – 9.5 8.1 TurbidityNTU 0.11 ≤ 4 0.011 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 276 ≤ 2,500 276 TDSmg/l 176.6estimated 0 – 1,199 176.6 Alkalinitymg CaCO3/l 109 No limit 109
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 Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 15.6 ≤ 50 4.68
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 2.9 No limit 2.9 Calciummg/l 37.1 No limit 37.1 Chloridemg/l 11.2 ≤ 250 11.2
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 63 ≤ 200 63 Antimonyμg/l 1Sampled Oct 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Oct 2025 ≤ 5 1 Chromiumμg/l 5Sampled Oct 2025 ≤ 50 5 Copperμg/l 10Sampled Oct 2025 ≤ 2,000 0.5 Ironμg/l 10Sampled Oct 2025 ≤ 200 10 Leadμg/l 2Sampled Oct 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Oct 2025 ≤ 20 5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 0.5Sampled Oct 2025 ≤ 100 0.025
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 6 No limit 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.
