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MAIRIE DE GIJOUNET
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.08 ● (Near the limit) 0.2 – 1 0.002 ▲ Total Chlorinemg CL2/l 0.16 No limit 0.032
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 16.8 No limit 16.8 Hardnessmg CaCO3/l 136.3 80 – 459 136.3 Hardness fF 13.6 No limit 13.6 pH 7.71 6.5 – 9.5 7.71 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 269 ≤ 2,500 269 TDSmg/l 172.2estimated 0 – 1,199 172.2 Alkalinitymg CaCO3/l 115 No limit 115 Bicarbonatemg HCO3/l 186Sampled Feb 2026 No limit 186
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 Feb 2026 ≤ 50 0.5 Fluoridemg F/l 0.05Sampled Feb 2026 ≤ 1.5 0.015 Mercuryμg Hg/l 0.5Sampled Feb 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 12.2 ≤ 50 3.66
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 10.1 No limit 10.1 Calciummg/l 37.9 No limit 37.9 Potassiummg/l 1.2Sampled Feb 2026 No limit 1.2 Chloridemg/l 5.7 ≤ 250 5.7
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 14Sampled Feb 2026 ≤ 200 14 Antimonyμg/l 1Sampled Feb 2026 ≤ 5 1 Arsenicμg/l 2Sampled Feb 2026 ≤ 10 1 Bariumμg/l 11Sampled Feb 2026 ≤ 1,000 11 Cadmiumμg/l 1Sampled Feb 2026 ≤ 5 1 Chromiumμg/l 5Sampled Feb 2026 ≤ 50 5 Ironμg/l 14Sampled Feb 2026 ≤ 200 14 Manganeseμg/l 10Sampled Feb 2026 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Feb 2026 ≤ 10 2 Sodiummg/l 3.2Sampled Feb 2026 ≤ 200 3.2
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Feb 2026 No limit 0.005 Total Trihalomethanesμg/l 0.54Sampled Sept 2025 ≤ 100 0.027
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Sept 2025 ≤ 0.4 0.005 Total pesticidesug/L 0.005Sampled Sept 2025 ≤ 0.5 0.005
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Sept 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Sept 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Feb 2026 No limit 0.001 PFOSug/L 0.001Sampled Feb 2026 No limit 0.001 PFNAug/L 0.001Sampled Feb 2026 No limit 0.001 Total PFASug/L 0.029Sampled Feb 2026 ≤ 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 5.7 No limit 5.7 Uraniumug/L 10Sampled Feb 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.
