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MAIRIE DE BONNAL
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.03 ▲ (Outside the range) 0.2 – 1 0.001 ▲ Total Chlorinemg CL2/l 0.04 No limit 0.008
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 21.3 No limit 21.3 Hardnessmg CaCO3/l 160Sampled Jun 2026 80 – 459 160 Hardness fF 16Sampled Jun 2026 No limit 16 pH 7.1 6.5 – 9.5 7.1 TurbidityNTU 0.2 ≤ 4 0.02 ConductivityμS / cm 314 ≤ 2,500 314 TDSmg/l 201estimated 0 – 1,199 201 Alkalinitymg CaCO3/l 150Sampled Jun 2026 No limit 150
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered eColiUFC/100ml 0 ≤ 0 0 BacteriasNMP/100ml 1 ≤ 0 0.1 EnterococcusUFC/100ml 1 ≤ 0 0.1
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01Sampled Jun 2026 ≤ 0.5 0.004 Nitratesmg NO3/l 6.3Sampled Jun 2026 ≤ 50 1.89
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 2.4Sampled Jun 2026 ≤ 250 2.4
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Arsenicμg/l Not reported ≤ 10 — Leadμg/l Not reported ≤ 10 —
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 2.6Sampled Jun 2026 No limit 2.6
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.
