Tap water hardness in Buskerud
We have published hardness data for 4 cities in Buskerud. The median is 2.8 °dH; the hardest water is in Ringerike (5 °dH), the softest in Sigdal (1.9 °dH).
0 % of these cities have hard or very hard water (over 120 mg/L).
Norwegian waterworks report hardness in °dH or mg/L Ca; most supplies are very soft.
Cities in Buskerud, hardest first
| °dH | mg/L | ||
|---|---|---|---|
| Ringerike | 5 | 89 | moderately hard |
| Ål | 3.4 | 61 | moderately hard |
| Øvre Eiker | 2.1 | 38 | soft |
| Sigdal | 1.9 | 35 | soft |