← Back to summary See all parameters VAREZE NORD · Saint-Barthélemy
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Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.2Sampled Jul 2026 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.29Sampled Jul 2026 No limit 0.058
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22 No limit 22 Hardnessmg CaCO3/l 214.6Sampled Jul 2026 80 – 459 214.6 Hardness fF 21.5Sampled Jul 2026 No limit 21.5 pH 7.3Sampled Jul 2026 6.5 – 9.5 7.3 TurbidityNTU 0.12Sampled Jul 2026 ≤ 4 0.012 ColorColor Units 5Sampled Jul 2026 ≤ 15 5 ConductivityμS / cm 483Sampled Jul 2026 ≤ 2,500 483 TDSmg/l 309.1Sampled Jul 2026 estimated 0 – 1,199 309.1 Alkalinitymg CaCO3/l 274Sampled Jul 2026 No limit 274
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Jul 2026 ≤ 0 0 eColiUFC/100ml 0Sampled Jul 2026 ≤ 0 0 BacteriasNMP/100ml 0Sampled Jul 2026 ≤ 0 0 EnterococcusUFC/100ml 0Sampled Jul 2026 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Mercuryμg Hg/l Not reported ≤ 1 — Nitritesmg NO2/l 0.01Sampled Jul 2026 ≤ 0.5 0.004 Nitratesmg NO3/l 9.6Sampled Jul 2026 ≤ 50 2.88
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Chloridemg/l 8.5Sampled Jul 2026 ≤ 250 8.5
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Antimonyμg/l 1Sampled Aug 2025 ≤ 5 1 Arsenicμg/l Not reported ≤ 10 — Cadmiumμg/l 1Sampled Aug 2025 ≤ 5 1 Chromiumμg/l 5Sampled Aug 2025 ≤ 50 5 Copperμg/l 65 ≤ 2,000 3.25 Leadμg/l 2 ≤ 10 0.1 Nickelμg/l 5 ≤ 20 5
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 0.01Sampled Jul 2026 No limit 0.003 Sulfatemg/l 8.2Sampled Jul 2026 No limit 8.2
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.
