Water hardness in Pieksämäki
2.2 °dH soft
Tap water in Pieksämäki is soft: 2.2 °dH (39 mg/L · 2.3 gpg · 3.9 °fH).
Source: Pieksämäen Vesi Oy, Veden laatu (web page) (2026) · data checked 2026-11-05
Range across supply zones: 20–71 mg/L.
2 supply zones — hardness varies by neighbourhood; the figure above is the median.
Hardness by district / supply zone
| °dH | mg/L | ||
|---|---|---|---|
| Haapakoski (own intake) | 1.1 | 20 | soft |
| Kantakaupunki, Naarajärvi, Vaalijala, Partaharju, Jäppilä | 3.2 | 58 | soft |
Pieksämäen Vesi prints one range of 2.5 to 4 °dH for the town centre, Naarajärvi, Vaalijala, Partaharju and Jäppilä, so the page shows the middle of that range. The Haapakoski area, which has its own intake, is much softer at 1.1 °dH. The page carries no date. Virtasalmi and Montola have no figure of their own.
Finnish waterworks report hardness in °dH; most supplies are soft.
Water data
| Total hardness | 2.2 °dH |
|---|---|
| Utility | Pieksämäen Vesi Oy |
How Pieksämäki compares
- Tap water in Pieksämäki is 37 % softer than the median of the 76 cities we track in Finland (3.5 °dH).
- By hardness it ranks 71 of 76 in Finland (1 = hardest); 7 % of these cities have softer water.
- Nearest city with clearly harder water: Laukaa, 62 km away (3.4 °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 Pieksämäki
| Brand | Setting for this water |
|---|---|
| Bosch | H00 |
| Miele | 2 °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 Pieksämäki water hard or soft?
It is soft: 39 mg/L as CaCO₃ (2.3 gpg, 2.2 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Pieksämäki 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 Pieksämäki water?
2.3 gpg, equal to 2.2 °dH, 3.9 °fH or 39 mg/L calcium carbonate.
What dishwasher salt setting should I use in Pieksämäki?
For 39 mg/L (2.2 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Pieksämäki?
No. With soft water a softener adds nothing.
Source
Source: Pieksämäen Vesi Oy, Veden laatu (web page) (2026). Method: figure published by the water supplier. Pieksämäen Vesi Oy, Veden laatu (web page) · Outdated figure? Tell us