← Back to summary See all parameters LEVROUX URBAIN · Bretagne
SIAEP LEVROUX
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.05 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.05 No limit 0.01
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22.9 No limit 22.9 Hardnessmg CaCO3/l 302 80 – 459 302 Hardness fF 30.2 No limit 30.2 pH 7.4 6.5 – 9.5 7.4 TurbidityNTU 0.3 ≤ 4 0.03 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 565Sampled Dec 2025 ≤ 2,500 565 TDSmg/l 361.6Sampled Dec 2025 estimated 0 – 1,199 361.6 Alkalinitymg CaCO3/l 248 No limit 248 Bicarbonatemg HCO3/l 293Sampled May 2025 No limit 293
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 5Sampled May 2026 ≤ 50 0.25 Fluoridemg F/l 0.57Sampled May 2026 ≤ 1.5 0.17 Mercuryμg Hg/l 0.015Sampled May 2026 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 50 ● (Near the limit) ≤ 50 15
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 11.8Sampled May 2026 No limit 11.8 Calciummg/l 101Sampled May 2026 No limit 101 Potassiummg/l 1.4Sampled May 2026 No limit 1.4 Chloridemg/l 10.5 ≤ 250 10.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 2Sampled May 2026 ≤ 200 2 Antimonyμg/l 0.4Sampled May 2026 ≤ 5 0.4 Arsenicμg/l 0.2Sampled May 2026 ≤ 10 0.1 Bariumμg/l 31Sampled May 2026 ≤ 1,000 31 Cadmiumμg/l 0.01Sampled May 2026 ≤ 5 0.01 Chromiumμg/l 0.2Sampled May 2026 ≤ 50 0.2 Copperμg/l 2Sampled May 2026 ≤ 2,000 0.1 Ironμg/l 6 ≤ 200 6 Manganeseμg/l 1Sampled May 2026 ≤ 50 1 Leadμg/l 0.2Sampled Jun 2026 ≤ 10 0.01 Nickelμg/l 0.5Sampled May 2026 ≤ 20 0.5 Sodiummg/l 4.7Sampled May 2026 ≤ 200 4.7
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled May 2026 No limit 0.005 Total Trihalomethanesμg/l 4.3Sampled May 2026 ≤ 100 0.22
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 1.3Sampled May 2026 ≤ 60 0.065
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.001Sampled May 2026 ≤ 0.4 0.001 Total pesticidesug/L 0.082Sampled May 2026 ≤ 0.5 0.082
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled May 2026 ≤ 70 0.02 Atrazineug/L 0.01Sampled May 2026 ≤ 3 0.01
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled May 2026 No limit 0.001 PFOSug/L 0.002Sampled May 2026 No limit 0.002 PFNAug/L 0.001Sampled May 2026 No limit 0.001 Total PFASug/L 0Sampled May 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 0.01 No limit 0.003 Sulfatemg/l 56.7 No limit 56.7 Uraniumug/L 0.3Sampled May 2026 No limit 0.3
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.
