← Back to summary See all parameters MARLHES JOUBERT · Le Bessat
MAIRIE DE MARLHES
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 0.31 No limit 0.062
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 19.1 No limit 19.1 Hardnessmg CaCO3/l 48.7 ● (Near the limit) 80 – 459 48.7 ● Hardness fF 4.87 No limit 4.87 pH 7.9 6.5 – 9.5 7.9 TurbidityNTU 0.12 ≤ 4 0.012 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 116 ≤ 2,500 116 TDSmg/l 74.2estimated 0 – 1,199 74.2 Alkalinitymg CaCO3/l 55.5 No limit 55.5
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 Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 3.3 ≤ 50 0.99
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 0.6 No limit 0.6 Calciummg/l 18.5 No limit 18.5 Chloridemg/l 3.3 ≤ 250 3.3
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled Oct 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Oct 2025 ≤ 5 1 Chromiumμg/l 5Sampled Oct 2025 ≤ 50 5 Ironμg/l 10Sampled Oct 2025 ≤ 200 10 Leadμg/l Not reported ≤ 10 —
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 11.4Sampled Oct 2025 ≤ 100 0.57
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered Total PFASug/L Not reported ≤ 0.1 — 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 4.2 No limit 4.2
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.
