Water hardness in Sweden
33 cities with published hardness data, sorted by population. Median: 4.7 °dH.
Median
4.7 °dH
84 mg/L CaCO₃ · moderately hard
- 13 soft
- 14 moderately hard
- 6 hard
Swedish municipalities report °dH; most surface-water supplies are soft.
Water hardness by postcode in Sweden
Ranking of the hardest and softest water in Sweden →
Regions
Largest places, hardest first
Every place is listed on its region page.
| °dH | mg/L | ||
|---|---|---|---|
| Ystad · Skåne | 9 | 161 | hard |
| Borlänge · Dalarna | 7.7 | 138 | hard |
| Uppsala · Uppsala län | 7.7 | 137 | hard |
| Falun · Dalarna | 7.4 | 132 | hard |
| Gävle · Gävleborgs län | 7.4 | 131 | hard |
| Värnamo · Jönköping | 6.9 | 123 | hard |
| Sollentuna · Stockholm | 6.3 | 113 | moderately hard |
| Upplands Väsby · Stockholm | 6.3 | 113 | moderately hard |
| Danderyd · Stockholm | 6.3 | 113 | moderately hard |
| Vallentuna · Stockholm | 6.3 | 113 | moderately hard |
| Nyköping · Södermanlands län | 6 | 107 | moderately hard |
| Täby · Stockholms län | 5.9 | 105 | moderately hard |
| Trångsund · Stockholm | 5 | 89 | moderately hard |
| Rinkeby · Stockholm | 5 | 89 | moderately hard |
| Stockholm · Stockholms län | 5 | 89 | moderately hard |
| Nacka · Stockholm | 4.8 | 86 | moderately hard |
| Haninge · Stockholm | 4.7 | 84 | moderately hard |
| Karlshamn · Blekinge | 4.5 | 80 | moderately hard |
| Huskvarna · Jönköping | 3.7 | 67 | moderately hard |
| Östersund · Jämtland | 3.4 | 61 | moderately hard |
| Lerum · Västra Götaland | 3.3 | 59 | soft |
| Björlanda · Västra Götaland | 3 | 54 | soft |
| Piteå · Norrbottens län | 3 | 54 | soft |
| Härnösand · Västernorrlands län | 3 | 54 | soft |
| Gothenburg · Västra Götalands län | 3 | 53 | soft |
| Trollhättan · Västra Götaland | 2.7 | 49 | soft |
| Växjö · Kronobergs län | 2.7 | 48 | soft |
| Skellefteå · Västerbottens län | 2.6 | 46 | soft |
| Kristinehamn · Värmland | 2.5 | 45 | soft |
| Örnsköldsvik · Västernorrlands län | 2.5 | 45 | soft |
| Köping · Västmanland | 2 | 36 | soft |
| Kungälv · Västra Götalands län | 2 | 35 | soft |
| Vänersborg · Västra Götaland | 1.4 | 25 | soft |