Water hardness in Kustánszeg
11.7 °dH very hard
Tap water in Kustánszeg is very hard: 11.7 °dH (209 mg/L · 12.2 gpg · 20.9 °fH).
Source: NNGYK — Magyarországi települések ivóvízminősége (HUMVI 2024) (2024) · data checked 2026-10-21
NNGYK's 2024 register reports 208.8 mg/L CaCO₃ for Kustánszeg in Zala county, classed as very hard. The register does not describe the supply. Expect scale on kettles and in the water heater.
Hungarian suppliers report total hardness in German degrees (nk°) or mg/L CaO; the limit is 50–350 mg/L CaO.
Water data
| Total hardness | 11.7 °dH |
|---|
How Kustánszeg compares
- Tap water in Kustánszeg is 27 % softer than the median of the 3053 cities we track in Hungary (16.1 °dH).
- By hardness it ranks 2263 of 3053 in Hungary (1 = hardest); 25 % of these cities have softer water.
- In Zala it is number 10 of 71 cities; the regional median is 11.7 °dH.
- Nearest city with clearly softer water: Felsőjánosfa, 12 km away (7.5 °dH).
- Nearest city with clearly harder water: Pusztaapáti, 6 km away (14.8 °dH).
Ranking of the hardest and softest water in Hungary →
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 Kustánszeg
| Brand | Setting for this water |
|---|---|
| Bosch | H03 |
| Miele | 12 °dH |
| AEG / Electrolux | 3 |
| Beko | 3rd |
| Hoover | S2 |
| LG | H2 |
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 Kustánszeg water hard or soft?
It is very hard: 209 mg/L as CaCO₃ (12.2 gpg, 11.7 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Kustánszeg safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Hungarian suppliers report total hardness in German degrees (nk°) or mg/L CaO; the limit is 50–350 mg/L CaO.
How many grains per gallon is Kustánszeg water?
12.2 gpg, equal to 11.7 °dH, 20.9 °fH or 209 mg/L calcium carbonate.
What dishwasher salt setting should I use in Kustánszeg?
For 209 mg/L (11.7 °dH) check your manufacturer's table: maximum level (5–7).
Do I need a water softener in Kustánszeg?
Yes, unless you are only passing through: scale damages appliances within a few years.
Source
Source: NNGYK — Magyarországi települések ivóvízminősége (HUMVI 2024) (2024). Method: figure published by the water supplier. NNGYK — Magyarországi települések ivóvízminősége (HUMVI 2024) · Outdated figure? Tell us