Water Hardness Atlas ZIP / postcode

Water hardness in Malé Trakany

1.4 mmol/L hard

Tap water in Malé Trakany is hard: 1.4 mmol/L (140 mg/L · 8.2 gpg · 7.8 °dH).

<6060–120120–180>180 mg/L

Source: Východoslovenská vodárenská spoločnosť (VVS) (2025) · data checked 2026-10-20

Slovak suppliers report "Vápnik a horčík" in mmol/L; the recommended range is 1.1–5 mmol/L.

Water data

Total hardness1.4 mmol/L
UtilityVýchodoslovenská vodárenská spoločnosť (VVS)

How Malé Trakany compares

Ranking of the hardest and softest water in Slovakia →

What it means at home

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 Malé Trakany

BrandSetting for this water
BoschH01
Miele8 °dH
AEG / Electrolux2
Beko3rd
HooverS1
LGH2

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 Malé Trakany water hard or soft?

It is hard: 140 mg/L as CaCO₃ (8.2 gpg, 7.8 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in Malé Trakany safe to drink?

Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Slovak suppliers report "Vápnik a horčík" in mmol/L; the recommended range is 1.1–5 mmol/L.

How many grains per gallon is Malé Trakany water?

8.2 gpg, equal to 7.8 °dH, 14 °fH or 140 mg/L calcium carbonate.

What dishwasher salt setting should I use in Malé Trakany?

For 140 mg/L (7.8 °dH) check your manufacturer's table: level 4–5.

Do I need a water softener in Malé Trakany?

Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.

Source

Source: Východoslovenská vodárenská spoločnosť (VVS) (2025). Method: figure published by the water supplier. Východoslovenská vodárenská spoločnosť (VVS) · Outdated figure? Tell us

Nearby cities

Čierna nad Tisou1.84 mmol/LVeľké Trakany1.75 mmol/LBiel1.22 mmol/LČierna1.28 mmol/LBoťany1.76 mmol/LBačka1.28 mmol/L
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