← Back to summary See all parameters AIGNAN (PUITS GOUX VIA TASQUE) · Lupiac
SIEBAG
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 0.06 No limit 0.012
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 24.7 No limit 24.7 Hardnessmg CaCO3/l 108.3Sampled Jul 2026 80 – 459 108.3 Hardness fF 10.8Sampled Jul 2026 No limit 10.8 pH 7.8 6.5 – 9.5 7.8 TurbidityNTU 0.12 ≤ 4 0.012 ColorColor Units 5Sampled Jul 2026 ≤ 15 5 ConductivityμS / cm 305 ≤ 2,500 305 TDSmg/l 195.2estimated 0 – 1,199 195.2 Alkalinitymg CaCO3/l 117Sampled Jul 2026 No limit 117 Bicarbonatemg HCO3/l 145Sampled Jul 2026 No limit 145
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 Cyanide totalμg CN/l 10Sampled Jul 2026 ≤ 50 0.5 Fluoridemg F/l 0.1Sampled Jul 2026 ≤ 1.5 0.03 Mercuryμg Hg/l 0.5Sampled Jul 2026 ≤ 1 0.05 Nitritesmg NO2/l 0.01Sampled Jul 2026 ≤ 0.5 0.004 Nitratesmg NO3/l 9.1Sampled Jul 2026 ≤ 50 2.73
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 3.1Sampled Jul 2026 No limit 3.1 Calciummg/l 38.2Sampled Jul 2026 No limit 38.2 Potassiummg/l 1.8Sampled Jul 2026 No limit 1.8 Chloridemg/l 8.8Sampled Jul 2026 ≤ 250 8.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Jul 2026 ≤ 200 10 Antimonyμg/l 1Sampled Jul 2026 ≤ 5 1 Arsenicμg/l 2Sampled Jul 2026 ≤ 10 1 Bariumμg/l 10Sampled Jul 2026 ≤ 1,000 10 Cadmiumμg/l 1Sampled Jul 2026 ≤ 5 1 Chromiumμg/l 5Sampled Jul 2026 ≤ 50 5 Ironμg/l 10Sampled Jul 2026 ≤ 200 10 Manganeseμg/l 10Sampled Jul 2026 ≤ 50 10 Leadμg/l Not reported ≤ 10 — Seleniumμg/l 2Sampled Jul 2026 ≤ 10 2 Sodiummg/l 15.3Sampled Jul 2026 ≤ 200 15.3
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Jul 2026 No limit 0.005 Total Trihalomethanesμg/l 21.6Sampled Jul 2026 ≤ 100 1.08
Haloacetic acids Haloacetic acids Parameter Unfiltered tap water Allowed range Filtered Total haloacetic acidsμg/l 1.6Sampled Jul 2026 ≤ 60 0.08
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jul 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.014Sampled Jul 2026 ≤ 0.5 0.014
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jul 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled Jul 2026 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jul 2026 No limit 0.001 PFOSug/L 0.002Sampled Jul 2026 No limit 0.002 PFNAug/L 0.001Sampled Jul 2026 No limit 0.001 Total PFASug/L 0.006Sampled Jul 2026 ≤ 0.1 0.001 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 22Sampled Jul 2026 No limit 22 Uraniumug/L 10Sampled Jul 2026 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.
