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VÉOLIA SECTEUR BOISCHAUT
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.42 0.2 – 1 0.008 ▲ Total Chlorinemg CL2/l 0.46 No limit 0.092
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 28.2 No limit 28.2 Hardnessmg CaCO3/l 218.7 80 – 459 218.7 Hardness fF 21.9 No limit 21.9 pH 7.1 6.5 – 9.5 7.1 TurbidityNTU 0.16 ≤ 4 0.016 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 511 ≤ 2,500 511 TDSmg/l 327estimated 0 – 1,199 327 Alkalinitymg CaCO3/l 225.7 No limit 225.7 Bicarbonatemg HCO3/l 245Sampled Feb 2025 No limit 245
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 2025 ≤ 50 0.5 Fluoridemg F/l 0.13Sampled Feb 2025 ≤ 1.5 0.039 Mercuryμg Hg/l 0.01Sampled Feb 2025 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 48.6 ● (Near the limit) ≤ 50 14.6
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 29.2Sampled Feb 2025 No limit 29.2 Calciummg/l 62.2Sampled Feb 2025 No limit 62.2 Potassiummg/l 3.9Sampled Feb 2025 No limit 3.9 Chloridemg/l 13.2 ≤ 250 13.2
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Feb 2025 ≤ 200 10 Antimonyμg/l 1Sampled Aug 2025 ≤ 5 1 Arsenicμg/l 2Sampled Feb 2025 ≤ 10 1 Bariumμg/l 122Sampled Feb 2025 ≤ 1,000 122 Cadmiumμg/l 1Sampled Aug 2025 ≤ 5 1 Chromiumμg/l 5Sampled Aug 2025 ≤ 50 5 Copperμg/l 21Sampled Jan 2026 ≤ 2,000 1.05 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 10Sampled Nov 2025 ≤ 50 10 Leadμg/l 2Sampled Jan 2026 ≤ 10 0.1 Nickelμg/l 5Sampled Jan 2026 ≤ 20 5 Seleniumμg/l 2Sampled Feb 2025 ≤ 10 2 Sodiummg/l 7.2Sampled Feb 2025 ≤ 200 7.2
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Feb 2025 No limit 0.005 Total Trihalomethanesμg/l 5.44Sampled Jan 2026 ≤ 100 0.27
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Total pesticidesug/L 0.11Sampled Feb 2025 ≤ 0.5 0.11
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Feb 2025 ≤ 70 0.02 Atrazineug/L 0.005Sampled Feb 2025 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Feb 2025 No limit 0.001 PFOSug/L 0.001Sampled Feb 2025 No limit 0.001 PFNAug/L 0.001Sampled Feb 2025 No limit 0.001 Total PFASug/L 0.1 ● (Near the limit) Sampled Feb 2025 ≤ 0.1 0.01 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 13.5 No limit 13.5
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.
