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MAIRIE DE FLAUX
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.21 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.26 No limit 0.052
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 23.7 No limit 23.7 Hardnessmg CaCO3/l 362.7 80 – 459 362.7 Hardness fF 36.3 No limit 36.3 pH 7.3 6.5 – 9.5 7.3 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 664 ≤ 2,500 664 TDSmg/l 425estimated 0 – 1,199 425 Alkalinitymg CaCO3/l 382.5 No limit 382.5 Bicarbonatemg HCO3/l 428Sampled Jun 2025 No limit 428
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 10Sampled Jun 2025 ≤ 50 0.5 Fluoridemg F/l 0.06Sampled Jun 2025 ≤ 1.5 0.018 Mercuryμg Hg/l 0.01Sampled Jun 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 9.2 ≤ 50 2.76
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 2.9 No limit 2.9 Calciummg/l 140.3 No limit 140.3 Potassiummg/l 1Sampled Jun 2025 No limit 1 Chloridemg/l 10.2 ≤ 250 10.2
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Jun 2025 ≤ 200 10 Antimonyμg/l 1Sampled Feb 2025 ≤ 5 1 Arsenicμg/l 2Sampled Jun 2025 ≤ 10 1 Bariumμg/l 17Sampled Jun 2025 ≤ 1,000 17 Cadmiumμg/l 1Sampled Feb 2025 ≤ 5 1 Chromiumμg/l 5Sampled Feb 2025 ≤ 50 5 Copperμg/l 36Sampled Feb 2025 ≤ 2,000 1.8 Ironμg/l 10Sampled Jun 2025 ≤ 200 10 Manganeseμg/l 10Sampled Jun 2025 ≤ 50 10 Leadμg/l 2Sampled Feb 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Feb 2025 ≤ 20 5 Seleniumμg/l 2Sampled Jun 2025 ≤ 10 2 Sodiummg/l 5.1Sampled Jun 2025 ≤ 200 5.1
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 0.25Sampled Jun 2025 ≤ 100 0.013
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jun 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.047Sampled Jun 2025 ≤ 0.5 0.047
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 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 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.
