Tap water hardness in zachodniopomorskie
We have published hardness data for 5 cities in zachodniopomorskie. The median is 248 mg/L; the hardest water is in Stargard (425 mg/L), the softest in Kołobrzeg (225 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 zachodniopomorskie, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Stargard | 425 | 425 | very hard |
| Koszalin | 267 | 267 | very hard |
| Szczecinek | 248 | 248 | very hard |
| Świnoujście | 226 | 226 | very hard |
| Kołobrzeg | 225 | 225 | very hard |