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MAIRIE DE COURRENSAN
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.31 0.2 – 1 0.006 ▲ Total Chlorinemg CL2/l 0.37 No limit 0.074
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 24.8 No limit 24.8 Hardnessmg CaCO3/l 358.6Sampled Jun 2026 80 – 459 358.6 Hardness fF 35.9Sampled Jun 2026 No limit 35.9 pH 7.2 6.5 – 9.5 7.2 TurbidityNTU 0.1Sampled Jun 2026 ≤ 4 0.01 ColorColor Units 5Sampled Jun 2026 ≤ 15 5 ConductivityμS / cm 709Sampled Jun 2026 ≤ 2,500 709 TDSmg/l 453.8Sampled Jun 2026 estimated 0 – 1,199 453.8 Alkalinitymg CaCO3/l 393Sampled Jun 2026 No limit 393 Bicarbonatemg HCO3/l 479Sampled Jun 2026 No limit 479
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Jun 2026 ≤ 0 0 eColiUFC/100ml 0Sampled Jun 2026 ≤ 0 0 BacteriasNMP/100ml 0Sampled Jun 2026 ≤ 0 0 EnterococcusUFC/100ml 0Sampled Jun 2026 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Cyanide totalμg CN/l 10Sampled Jun 2026 ≤ 50 0.5 Fluoridemg F/l 0.69Sampled Jun 2026 ≤ 1.5 0.21 Mercuryμg Hg/l 0.5Sampled Jun 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01Sampled Jun 2026 ≤ 0.5 0.004 Nitratesmg NO3/l 12Sampled Jun 2026 ≤ 50 3.6
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 15.2Sampled Jun 2026 No limit 15.2 Calciummg/l 118.4Sampled Jun 2026 No limit 118.4 Potassiummg/l 2.2Sampled Jun 2026 No limit 2.2 Chloridemg/l 35.1Sampled Jun 2026 ≤ 250 35.1
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Jun 2026 ≤ 200 10 Antimonyμg/l 1Sampled Jun 2026 ≤ 5 1 Arsenicμg/l 2Sampled Jun 2026 ≤ 10 1 Bariumμg/l 75Sampled Jun 2026 ≤ 1,000 75 Cadmiumμg/l 1Sampled Jun 2026 ≤ 5 1 Chromiumμg/l 5Sampled Jun 2026 ≤ 50 5 Copperμg/l 14 ≤ 2,000 0.7 Ironμg/l 10Sampled Jun 2026 ≤ 200 10 Manganeseμg/l 10Sampled Jun 2026 ≤ 50 10 Leadμg/l 2 ≤ 10 0.1 Nickelμg/l 5 ≤ 20 5 Seleniumμg/l 3Sampled Jun 2026 ≤ 10 3 Sodiummg/l 13.1Sampled Jun 2026 ≤ 200 13.1
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Jun 2026 No limit 0.005 Total Trihalomethanesμg/l 6.17Sampled Jun 2026 ≤ 100 0.31
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 1.2Sampled Jun 2026 ≤ 60 0.06
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jun 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) Sampled Jun 2026 ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jun 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled Jun 2026 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jun 2026 No limit 0.001 PFOSug/L 0.001Sampled Jun 2026 No limit 0.001 PFNAug/L 0.001Sampled Jun 2026 No limit 0.001 Total PFASug/L 0.001Sampled Jun 2026 ≤ 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 0.01Sampled Jun 2026 No limit 0.003 Sulfatemg/l 12Sampled Jun 2026 No limit 12 Uraniumug/L 10Sampled Jun 2026 No limit 10
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.
