← Back to summary See all parameters SIE DE LA FONTAINE · Rougemontot
SYNDICAT DES EAUX DE LA FONTAINE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.5 0.2 – 1 0.01 ▲ Total Chlorinemg CL2/l 0.6 No limit 0.12
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 10.3 No limit 10.3 Hardnessmg CaCO3/l 84 80 – 459 84 Hardness fF 8.4 No limit 8.4 pH 7.3 6.5 – 9.5 7.3 TurbidityNTU 0.3 ≤ 4 0.03 ConductivityμS / cm 178 ≤ 2,500 178 TDSmg/l 113.9estimated 0 – 1,199 113.9 Alkalinitymg CaCO3/l 81 No limit 81
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered 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 0.015 ≤ 1 0.002 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 1.5 ≤ 50 0.45
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 1.35 No limit 1.35 Calciummg/l 31.3 No limit 31.3 Potassiummg/l 0.79 No limit 0.79 Chloridemg/l 3.5 ≤ 250 3.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10 ≤ 200 10 Antimonyμg/l 1 ≤ 5 1 Arsenicμg/l 1 ≤ 10 0.5 Bariumμg/l 10 ≤ 1,000 10 Cadmiumμg/l 1 ≤ 5 1 Chromiumμg/l 2 ≤ 50 2 Copperμg/l 28.1 ≤ 2,000 1.41 Ironμg/l 10 ≤ 200 10 Manganeseμg/l 2 ≤ 50 2 Leadμg/l 2 ≤ 10 0.1 Nickelμg/l 2 ≤ 20 2 Seleniumμg/l 1 ≤ 10 1 Sodiummg/l 1.47 ≤ 200 1.47
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1 No limit 0.005 Total Trihalomethanesμg/l 6.31 ≤ 100 0.32
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 2.6 ≤ 60 0.13
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 0.001 No limit 0.001 PFNAug/L 0.001 No limit 0.001 Total PFASug/L 0.029 ≤ 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 1.8 No limit 1.8 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.
