Water hardness in Mirošovice
1.7 mmol/L hard
Tap water in Mirošovice is hard: 1.7 mmol/L (170 mg/L · 9.9 gpg · 9.5 °dH).
Source: SčVK, Moje obec – kvalita vody (aktuální hodnoty) (2026) · data checked 2026-10-21
Range across supply zones: 169–171 mg/L.
Mirošovice is supplied by SčVK, which reports 170.2 mg/L as CaCO₃ with a narrow range of 169.2 to 171.2 mg/L. The water is hard, and the small spread suggests a stable supply. The page does not name the source, so the figure is the only firm fact here. Limescale on taps and glassware is the usual result.
Czech suppliers report "Vápník a hořčík" in mmol/L; the recommended range is 2–3.5 mmol/L.
Water data
| Total hardness | 1.7 mmol/L |
|---|---|
| Calcium (mg/L) | 37 |
| Magnesium (mg/L) | 18.4 |
| Utility | Severočeské vodovody a kanalizace, a.s. (SčVK) |
How Mirošovice compares
- Tap water in Mirošovice is 42 % harder than the median of the 1516 cities we track in Czechia (1.2 mmol/L).
- By hardness it ranks 426 of 1516 in Czechia (1 = hardest); 72 % of these cities have softer water.
- In Ústecký kraj it is number 256 of 631 cities; the regional median is 1.31 mmol/L.
- Nearest city with clearly softer water: Dobrčice, 3 km away (0.78 mmol/L).
- Nearest city with clearly harder water: Lhenice, 10 km away (5.05 mmol/L).
Ranking of the hardest and softest water in Czechia →
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 Mirošovice
| Brand | Setting for this water |
|---|---|
| Bosch | H02 |
| Miele | 10 °dH |
| AEG / Electrolux | 2 |
| Beko | 3rd |
| 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 Mirošovice water hard or soft?
It is hard: 170 mg/L as CaCO₃ (9.9 gpg, 9.5 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Mirošovice safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Czech suppliers report "Vápník a hořčík" in mmol/L; the recommended range is 2–3.5 mmol/L.
How many grains per gallon is Mirošovice water?
9.9 gpg, equal to 9.5 °dH, 17 °fH or 170 mg/L calcium carbonate.
What dishwasher salt setting should I use in Mirošovice?
For 170 mg/L (9.5 °dH) check your manufacturer's table: level 4–5.
Do I need a water softener in Mirošovice?
Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.
Source
Source: SčVK, Moje obec – kvalita vody (aktuální hodnoty) (2026). Method: figure published by the water supplier. SčVK, Moje obec – kvalita vody (aktuální hodnoty) · Outdated figure? Tell us