← Back to summary See all parameters San Ġwann · San Ġwann
Water Services Corporation
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.8 0.2 – 1 0.016 ▲
General General Parameter Unfiltered tap water Allowed range Filtered Hardnessmg CaCO3/l 176 80 – 459 176 pH 7.34 6.5 – 9.5 7.34 TurbidityNTU 2.34 ≤ 4 0.23 ConductivityμS / cm 874 ≤ 2,500 874 TDSmg/l 540.9 0 – 1,199 540.9
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered 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 0.021 ≤ 0.1 0.008 Nitratesmg NO3/l Not reported ≤ 50 —
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Potassiummg/l 6.81 No limit 6.81
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Arsenicμg/l Not reported ≤ 10 — Ironμg/l 10 ≤ 200 10 Manganeseμg/l 7.14 ≤ 50 7.14 Leadμg/l 1.33 ≤ 10 0.067 Sodiummg/l 130.4 ≤ 200 130.4
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 0.14 No limit 0.042 Sulfatemg/l 29.2 No limit 29.2
Data from Water Services Corporation's latest published sample at each sampling point. Quality ranges are based on WHO guidelines and EU Directive 2020/2184, transposed in Malta by Legal Notice 297 of 2023.
Your Water Quality
Independent information about tap water quality in Malta.
Brought to you by
tappwater.co
Data from Water Services Corporation's latest published sample at each sampling point. Quality ranges are based on WHO guidelines and EU Directive 2020/2184, transposed in Malta by Legal Notice 297 of 2023.
