← Back to summary See all parameters CAUSSONEL · Lacaze
MAIRIE DE FONTRIEU
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.04 ● (Near the limit) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.06 No limit 0.012
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 21.4 No limit 21.4 Hardnessmg CaCO3/l 122.9 80 – 459 122.9 Hardness fF 12.3 No limit 12.3 pH 8.1 6.5 – 9.5 8.1 TurbidityNTU 0.14 ≤ 4 0.014 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 263 ≤ 2,500 263 TDSmg/l 168.3estimated 0 – 1,199 168.3 Alkalinitymg CaCO3/l 119.5 No limit 119.5
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 16.3 ≤ 50 4.89
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 9.7 No limit 9.7 Calciummg/l 33.2 No limit 33.2 Chloridemg/l 5.4 ≤ 250 5.4
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 4 ● (Near the limit) ≤ 5 4 ● Arsenicμg/l 2.7 ≤ 10 1.35 Cadmiumμg/l 1Sampled Feb 2025 ≤ 5 1 Chromiumμg/l 5Sampled Feb 2025 ≤ 50 5 Copperμg/l 10Sampled Feb 2025 ≤ 2,000 0.5 Ironμg/l 10Sampled Feb 2025 ≤ 200 10 Leadμg/l 2Sampled Feb 2025 ≤ 10 0.1 Nickelμg/l 5Sampled Feb 2025 ≤ 20 5
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Total Trihalomethanesμg/l 2.35Sampled Feb 2025 ≤ 100 0.12
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 5.7 No limit 5.7
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.
