Water hardness in Litija
18.2 °dH very hard
Tap water in Litija is very hard: 18.2 °dH (325 mg/L · 19 gpg · 32.5 °fH).
Source: KSP Litija, Rezultati preskušanj (trdota vode po vodovodih) (2025) · data checked 2026-10-29
Range across supply zones: 311–339 mg/L.
Slovenian suppliers report total hardness in °dH ("nemške stopinje").
Water data
| Total hardness | 18.2 °dH |
|---|---|
| Utility | KSP Litija |
How Litija compares
- Tap water in Litija is 65 % harder than the median of the 15 cities we track in Slovenia (11 °dH).
- By hardness it ranks 2 of 15 in Slovenia (1 = hardest); 86 % of these cities have softer water.
- Nearest city with clearly softer water: Velenje, 40 km away (9 °dH).
What it means at home
- Severe scale: heater elements and washing-machine heaters fail early.
- Detergent use is very high; taps and screens coat within days.
- Dishwasher at maximum salt setting.
- An ion-exchange softener is practically essential; RO for drinking water.
How much salt will you use for softening?
Yes. At this hardness a softener pays for itself through appliance life and detergent.
Descale a coffee machine or kettle about every 1 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Litija
| Brand | Setting for this water |
|---|---|
| Bosch | H05 |
| Miele | 18 °dH |
| AEG / Electrolux | 4 |
| Beko | 5th |
| Hoover | S3 |
| LG | H3 |
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 Litija water hard or soft?
It is very hard: 325 mg/L as CaCO₃ (19 gpg, 18.2 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Litija safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Slovenian suppliers report total hardness in °dH ("nemške stopinje").
How many grains per gallon is Litija water?
19 gpg, equal to 18.2 °dH, 32.5 °fH or 325 mg/L calcium carbonate.
What dishwasher salt setting should I use in Litija?
For 325 mg/L (18.2 °dH) check your manufacturer's table: maximum level (5–7).
Do I need a water softener in Litija?
Yes, unless you are only passing through: scale damages appliances within a few years.
Source
Source: KSP Litija, Rezultati preskušanj (trdota vode po vodovodih) (2025). Method: computed from supplier's calcium and magnesium. KSP Litija, Rezultati preskušanj (trdota vode po vodovodih) · Outdated figure? Tell us