← Back to summary See all parameters RLN 69 - COMMELLE VERNAY · Perreux
SUEZ LYONNAISE DES EAUX 69
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.03 ▲ (Outside the range) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.03 No limit 0.006
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22.6 No limit 22.6 Hardnessmg CaCO3/l 111.5 80 – 459 111.5 Hardness fF 11.2 No limit 11.2 pH 7.1 6.5 – 9.5 7.1 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 327Sampled Jan 2025 ≤ 2,500 327 TDSmg/l 209.3Sampled Jan 2025 estimated 0 – 1,199 209.3 Alkalinitymg CaCO3/l 131 No limit 131
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 Mar 2026 ≤ 50 0.5 Fluoridemg F/l 0.1Sampled Mar 2026 ≤ 1.5 0.03 Mercuryμg Hg/l 0.5Sampled Mar 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 3.5 ≤ 50 1.05
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 4.8 No limit 4.8 Calciummg/l 36.7 No limit 36.7 Potassiummg/l 3Sampled Mar 2026 No limit 3 Chloridemg/l 25.5 ≤ 250 25.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 28 ≤ 200 28 Antimonyμg/l 1Sampled Mar 2026 ≤ 5 1 Arsenicμg/l 2Sampled Mar 2026 ≤ 10 1 Bariumμg/l 28Sampled Mar 2026 ≤ 1,000 28 Cadmiumμg/l 1Sampled Mar 2026 ≤ 5 1 Chromiumμg/l 5Sampled Mar 2026 ≤ 50 5 Copperμg/l 31Sampled Mar 2026 ≤ 2,000 1.55 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 10 ≤ 50 10 Leadμg/l 2Sampled Mar 2026 ≤ 10 0.1 Nickelμg/l 5Sampled Mar 2026 ≤ 20 5 Seleniumμg/l 2Sampled Mar 2026 ≤ 10 2 Sodiummg/l 20.4Sampled Mar 2026 ≤ 200 20.4
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Apr 2026 No limit 0.005 Total Trihalomethanesμg/l 48.9Sampled Apr 2026 ≤ 100 2.45
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 7.5Sampled Mar 2026 ≤ 60 0.38
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Mar 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.009Sampled Mar 2026 ≤ 0.5 0.009
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Mar 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled Mar 2026 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Mar 2026 No limit 0.001 PFOSug/L 0.001Sampled Mar 2026 No limit 0.001 PFNAug/L 0.001Sampled Mar 2026 No limit 0.001 Total PFASug/L 0.029Sampled Mar 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 13 No limit 13 Uraniumug/L 10Sampled Mar 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.
