Tap water hardness in UR
We have published hardness data for 7 cities in UR. The median is 14.1 °fH; the hardest water is in Schattdorf (22.7 °fH), the softest in Göschenen (1.6 °fH).
71 % of these cities have hard or very hard water (over 120 mg/L).
Cities in UR, hardest first
| °fH | mg/L | ||
|---|---|---|---|
| Schattdorf | 22.7 | 227 | very hard |
| Flüelen | 14.4 | 144 | hard |
| Altdorf | 14.2 | 142 | hard |
| Seedorf | 14.1 | 141 | hard |
| Attinghausen | 12.6 | 126 | hard |
| Erstfeld | 8.2 | 82 | moderately hard |
| Göschenen | 1.6 | 16 | soft |