← Back to summary See all parameters LFA SIVAP · Saint-Laurent-la-Conche
SAUR
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.28 0.2 – 1 0.006 ▲ Total Chlorinemg CL2/l 0.35 No limit 0.07
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 24.7 No limit 24.7 Hardnessmg CaCO3/l 201.3 80 – 459 201.3 Hardness fF 20.1 No limit 20.1 pH 7.4 6.5 – 9.5 7.4 TurbidityNTU 0.1 ≤ 4 0.01 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 578 ≤ 2,500 578 TDSmg/l 369.9estimated 0 – 1,199 369.9 Alkalinitymg CaCO3/l 193 No limit 193
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 0.21Sampled Mar 2026 ≤ 1.5 0.063 Mercuryμg Hg/l 0.5Sampled Mar 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 39.5 ≤ 50 11.9
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 15.8 No limit 15.8 Calciummg/l 54.5 No limit 54.5 Potassiummg/l 2.6Sampled Mar 2026 No limit 2.6 Chloridemg/l 45.4 ≤ 250 45.4
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Mar 2026 ≤ 200 10 Antimonyμg/l 1Sampled Mar 2026 ≤ 5 1 Arsenicμg/l 2.2Sampled Jul 2026 ≤ 10 1.1 Bariumμg/l 209Sampled Mar 2026 ≤ 1,000 209 Cadmiumμg/l 1Sampled Mar 2026 ≤ 5 1 Chromiumμg/l 5Sampled Mar 2026 ≤ 50 5 Copperμg/l 27Sampled Mar 2026 ≤ 2,000 1.35 Ironμg/l 21 ≤ 200 21 Manganeseμg/l 10Sampled Jul 2026 ≤ 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 30.3Sampled Mar 2026 ≤ 200 30.3
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Mar 2026 No limit 0.005 Total Trihalomethanesμg/l 10.9Sampled Jul 2026 ≤ 100 0.55
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 1.3Sampled Mar 2026 ≤ 60 0.065
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Mar 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.13Sampled Mar 2026 ≤ 0.5 0.13
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Mar 2026 ≤ 70 0.02 Atrazineug/L 0.027Sampled Mar 2026 ≤ 3 0.027
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Mar 2026 No limit 0.001 PFOSug/L 0.005Sampled Mar 2026 No limit 0.005 PFNAug/L 0.001Sampled Mar 2026 No limit 0.001 Total PFASug/L 0.013Sampled Mar 2026 ≤ 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 0.01 No limit 0.003 Sulfatemg/l 34.5 No limit 34.5 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.
