← Back to summary See all parameters ORIGNY LE ROUX · Vaunoise
SIAEP DU PERCHE SUD
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.32 0.2 – 1 0.006 ▲ Total Chlorinemg CL2/l 0.34 No limit 0.068
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 21 No limit 21 Hardnessmg CaCO3/l 335 80 – 459 335 Hardness fF 33.5 No limit 33.5 pH 7.3 6.5 – 9.5 7.3 TurbidityNTU 0.2 ≤ 4 0.02 ConductivityμS / cm 688 ≤ 2,500 688 TDSmg/l 440.3estimated 0 – 1,199 440.3 Alkalinitymg CaCO3/l 269 No limit 269 Bicarbonatemg HCO3/l 328 No limit 328
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Nov 2025 ≤ 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 10 ≤ 50 0.5 Fluoridemg F/l 0.17 ≤ 1.5 0.05 Mercuryμg Hg/l 0.05 ≤ 1 0.005 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 21 ≤ 50 6.3
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 3.4 No limit 3.4 Calciummg/l 130 No limit 130 Potassiummg/l 3.1 No limit 3.1 Chloridemg/l 17 ≤ 250 17
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2 ≤ 200 2 Antimonyμg/l 0.59 ≤ 5 0.59 Arsenicμg/l 0.25 ≤ 10 0.13 Bariumμg/l 70 ≤ 1,000 70 Cadmiumμg/l 0.025 ≤ 5 0.025 Chromiumμg/l 1 ≤ 50 1 Ironμg/l 2.1 ≤ 200 2.1 Manganeseμg/l 1 ≤ 50 1 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 0.5 ≤ 10 0.5 Sodiummg/l 9.7 ≤ 200 9.7
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.05 No limit 0.003 Total Trihalomethanesμg/l 11.7 ≤ 100 0.58
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 1.86 ≤ 60 0.093
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005 ≤ 0.4 0.005 Total pesticidesug/L 0.033 ≤ 0.5 0.033
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02 ≤ 70 0.02 Atrazineug/L 0.01 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001 No limit 0.001 PFOSug/L 0.001 No limit 0.001 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.005 ≤ 0.1 0.001 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 0.05 No limit 0.015 Sulfatemg/l 52 No limit 52 Uraniumug/L 1.5 No limit 1.5
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.
