Water hardness in Felsőjánosfa
7.5 °dH hard
Tap water in Felsőjánosfa is hard: 7.5 °dH (134 mg/L · 7.8 gpg · 13.4 °fH).
Source: NNGYK — Magyarországi települések ivóvízminősége (HUMVI 2024) (2024) · data checked 2026-10-21
NNGYK's 2024 report lists Felsőjánosfa, in Vas county, at 133.9 mg/L CaCO₃, which counts as hard. The local source is not confirmed here. Moderate scale on kettles and washing machines is a normal result at this level.
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 | 7.5 °dH |
|---|
How Felsőjánosfa compares
- Tap water in Felsőjánosfa is 53 % softer than the median of the 3053 cities we track in Hungary (16.1 °dH).
- By hardness it ranks 2681 of 3053 in Hungary (1 = hardest); 12 % of these cities have softer water.
- In Vas it is number 180 of 208 cities; the regional median is 15.9 °dH.
- Nearest city with clearly softer water: Daraboshegy, 13 km away (3.4 °dH).
- Nearest city with clearly harder water: Pusztaapáti, 10 km away (14.8 °dH).
Ranking of the hardest and softest water in Hungary →
What it means at home
- Fast scale on taps, shower screens and kettle; white spots on glassware.
- Water heater: efficiency loss and element failures within years if unprotected.
- Dry skin and dull hair after showering are common.
- Softener recommended; jug or reverse osmosis for drinking.
How much salt will you use for softening?
Recommended, especially with a heater or boiler: scale cuts efficiency and shortens its life.
Descale a coffee machine or kettle about every 2 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Felsőjánosfa
| Brand | Setting for this water |
|---|---|
| Bosch | H01 |
| Miele | 8 °dH |
| AEG / Electrolux | 2 |
| Beko | 2nd |
| Hoover | S1 |
| 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 Felsőjánosfa water hard or soft?
It is hard: 134 mg/L as CaCO₃ (7.8 gpg, 7.5 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Felsőjánosfa 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 Felsőjánosfa water?
7.8 gpg, equal to 7.5 °dH, 13.4 °fH or 134 mg/L calcium carbonate.
What dishwasher salt setting should I use in Felsőjánosfa?
For 134 mg/L (7.5 °dH) check your manufacturer's table: level 4–5.
Do I need a water softener in Felsőjánosfa?
Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.
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