Tap water hardness in Vestfold
We have published hardness data for 3 cities in Vestfold. The median is 1.4 °dH; the hardest water is in Tønsberg (2.8 °dH), the softest in Larvik (1.4 °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 Vestfold, hardest first
| °dH | mg/L | ||
|---|---|---|---|
| Tønsberg | 2.8 | 50 | soft |
| Færder | 1.4 | 25 | soft |
| Larvik | 1.4 | 25 | soft |