Tap water hardness in łódzkie
We have published hardness data for 5 cities in łódzkie. The median is 208 mg/L; the hardest water is in Bełchatów (263 mg/L), the softest in Tomaszów Mazowiecki (166 mg/L).
100 % of these cities have hard or very hard water (over 120 mg/L).
Polish suppliers report total hardness in mg/L CaCO₃; the drinking-water regulation range is 60–500 mg/L.
Cities in łódzkie, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Bełchatów | 263 | 263 | very hard |
| Zgierz | 228 | 228 | very hard |
| Łódź | 208 | 208 | very hard |
| Zduńska Wola | 195 | 195 | very hard |
| Tomaszów Mazowiecki | 166 | 166 | hard |