Water hardness in Vänersborg
1.4 °dH soft
Tap water in Vänersborg is soft: 1.4 °dH (25 mg/L · 1.5 gpg · 2.5 °fH).
Source: Vänersborgs kommun, Dricksvattenkvalitet (2026) · data checked 2026-10-29
Vänersborg's municipal drinking water page reports 25.0 mg/L as CaCO3, which is soft. At this level there is little limescale, and a water softener would add nothing. If you use a dishwasher or washing machine, you may need less detergent than the packaging suggests for harder water.
Swedish municipalities report °dH; most surface-water supplies are soft.
Water data
| Total hardness | 1.4 °dH |
|---|---|
| Utility | Vänersborgs kommun |
How Vänersborg compares
- Tap water in Vänersborg is 70 % softer than the median of the 33 cities we track in Sweden (4.7 °dH).
- By hardness it ranks 33 of 33 in Sweden (1 = hardest); 0 % of these cities have softer water.
- In Västra Götaland it is number 4 of 4 cities; the regional median is 2.9 °dH.
- Nearest city with clearly harder water: Trollhättan, 11 km away (2.7 °dH).
Ranking of the hardest and softest water in Sweden →
What it means at home
- Little or no limescale in kettles, water heaters or washing machines.
- Soap lathers easily; water does not dry skin or hair.
- Dishwasher: salt setting at minimum or off.
- No softener needed; a jug filter only changes taste.
How much salt will you use for softening?
No. Water this soft does not need softening.
Descale a coffee machine or kettle about every 6 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Vänersborg
| Brand | Setting for this water |
|---|---|
| Bosch | H00 |
| Miele | 1 °dH |
| AEG / Electrolux | 1 |
| Beko | 1st |
| Hoover | S0 |
| LG | H0 |
From each brand's manual for the model family named in the source; your model may differ, so check its manual. All brands and how to change the setting →
FAQ
Is Vänersborg water hard or soft?
It is soft: 25 mg/L as CaCO₃ (1.5 gpg, 1.4 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Vänersborg safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Swedish municipalities report °dH; most surface-water supplies are soft.
How many grains per gallon is Vänersborg water?
1.5 gpg, equal to 1.4 °dH, 2.5 °fH or 25 mg/L calcium carbonate.
What dishwasher salt setting should I use in Vänersborg?
For 25 mg/L (1.4 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Vänersborg?
No. With soft water a softener adds nothing.
Source
Source: Vänersborgs kommun, Dricksvattenkvalitet (2026). Method: figure published by the water supplier. Vänersborgs kommun, Dricksvattenkvalitet · Outdated figure? Tell us