← Back to summary See all parameters GRASSETIERE MIRIBEL · Saint-Pierre-de-Chartreuse
MAIRIE DE SAINT-LAURENT-DU-PONT
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.18 ● (Near the limit) 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.22 No limit 0.044
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 21.6 No limit 21.6 Hardnessmg CaCO3/l 240.7 80 – 459 240.7 Hardness fF 24.1 No limit 24.1 pH 7.8 6.5 – 9.5 7.8 TurbidityNTU 0.2 ≤ 4 0.02 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 492 ≤ 2,500 492 TDSmg/l 314.9estimated 0 – 1,199 314.9 Alkalinitymg CaCO3/l 290 No limit 290
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 10 ≤ 50 0.5 Fluoridemg F/l 0.05 ≤ 1.5 0.015 Mercuryμg Hg/l 0.01 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 7.1 ≤ 50 2.13
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 2.6 No limit 2.6 Calciummg/l 92 No limit 92 Potassiummg/l 1.1 No limit 1.1 Chloridemg/l 7.8 ≤ 250 7.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10 ≤ 200 10 Antimonyμg/l 1 ≤ 5 1 Arsenicμg/l 2 ≤ 10 1 Bariumμg/l 10 ≤ 1,000 10 Cadmiumμg/l 1 ≤ 5 1 Chromiumμg/l 5 ≤ 50 5 Copperμg/l 36 ≤ 2,000 1.8 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 10 ≤ 50 10 Leadμg/l 2 ≤ 10 0.1 Nickelμg/l 5 ≤ 20 5 Seleniumμg/l 2 ≤ 10 2 Sodiummg/l 10.8 ≤ 200 10.8
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1 No limit 0.005
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005 ≤ 0.4 0.005 Total pesticidesug/L 0.5 ● (Near the limit) ≤ 0.5 0.5 ●
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02 ≤ 70 0.02 Atrazineug/L 0.005 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001 No limit 0.001 PFOSug/L 0.002 No limit 0.002 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.003 ≤ 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 7.3 No limit 7.3 Uraniumug/L 10 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.
