Water hardness in Lieksa
0.6 °dH soft
Tap water in Lieksa is soft: 0.6 °dH (10 mg/L · 0.6 gpg · 1 °fH).
Source: Lieksan kaupungin vesihuoltolaitos, Verkostovesitulokset 2025 (2025) · data checked 2026-11-07
Range across supply zones: 7–22 mg/L.
3 supply zones — hardness varies by neighbourhood; the figure above is the median.
Hardness by district / supply zone
| °dH | mg/L | ||
|---|---|---|---|
| Koli | 1.2 | 22 | soft |
| Lieksan eteläinen jakelualue (south) | 0.6 | 10 | soft |
| Lieksan pohjoinen jakelualue (north) | 0.4 | 7 | soft |
Finnish waterworks report hardness in °dH; most supplies are soft.
Water data
| Total hardness | 0.6 °dH |
|---|---|
| Utility | Lieksan kaupungin vesihuoltolaitos (city water utility) |
How Lieksa compares
- Tap water in Lieksa is 84 % softer than the median of the 76 cities we track in Finland (3.5 °dH).
- By hardness it ranks 76 of 76 in Finland (1 = hardest); 0 % of these cities have softer water.
- Nearest city with clearly harder water: Joensuu, 81 km away (3.1 °dH).
Ranking of the hardest and softest water in Finland →
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 Lieksa
| 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 Lieksa water hard or soft?
It is soft: 10 mg/L as CaCO₃ (0.6 gpg, 0.6 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Lieksa safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Finnish waterworks report hardness in °dH; most supplies are soft.
How many grains per gallon is Lieksa water?
0.6 gpg, equal to 0.6 °dH, 1 °fH or 10 mg/L calcium carbonate.
What dishwasher salt setting should I use in Lieksa?
For 10 mg/L (0.6 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Lieksa?
No. With soft water a softener adds nothing.
Source
Source: Lieksan kaupungin vesihuoltolaitos, Verkostovesitulokset 2025 (2025). Method: figure published by the water supplier. Lieksan kaupungin vesihuoltolaitos, Verkostovesitulokset 2025 · Outdated figure? Tell us