Tap water hardness in Trenčín Region
We have published hardness data for 61 cities in Trenčín Region. The median is 3 mmol/L; the hardest water is in Radobica (4.1 mmol/L), the softest in Poruba (0.3 mmol/L).
79 % of these cities have hard or very hard water (over 120 mg/L).
Slovak suppliers report "Vápnik a horčík" in mmol/L; the recommended range is 1.1–5 mmol/L.
Cities in Trenčín Region, hardest first
| mmol/L | mg/L | ||
|---|---|---|---|
| Radobica | 4.1 | 410 | very hard |
| Brestovec | 4.09 | 409 | very hard |
| Rudník | 3.88 | 388 | very hard |
| Bukovec | 3.84 | 384 | very hard |
| Košariská | 3.77 | 377 | very hard |
| Bystričany | 3.75 | 375 | very hard |
| Čereňany | 3.7 | 370 | very hard |
| Stará Myjava | 3.69 | 369 | very hard |
| Polianka | 3.65 | 365 | very hard |
| Brezová pod Bradlom | 3.64 | 364 | very hard |
| Jablonka | 3.63 | 363 | very hard |
| Myjava | 3.63 | 363 | very hard |
| Priepasné | 3.63 | 363 | very hard |
| Poriadie | 3.62 | 362 | very hard |
| Horné Vestenice | 3.6 | 360 | very hard |
| Nitrica | 3.6 | 360 | very hard |
| Oslany | 3.6 | 360 | very hard |
| Zemianske Kostoľany | 3.45 | 345 | very hard |
| Nováky | 3.35 | 335 | very hard |
| Lazany | 3.3 | 330 | very hard |
| Poluvsie | 3.3 | 330 | very hard |
| Rudnianska Lehota | 3.3 | 330 | very hard |
| Cigeľ | 3.2 | 320 | very hard |
| Dolné Vestenice | 3.2 | 320 | very hard |
| Diviaky nad Nitricou | 3.1 | 310 | very hard |
| Ješkova Ves | 3.1 | 310 | very hard |
| Kanianka | 3.1 | 310 | very hard |
| Pravenec | 3.1 | 310 | very hard |
| Sebedražie | 3.1 | 310 | very hard |
| Koš | 3 | 300 | very hard |
| Malinová | 3 | 300 | very hard |
| Diviacka Nová Ves | 2.9 | 290 | very hard |
| Kostolná Ves | 2.9 | 290 | very hard |
| Nitrianske Pravno | 2.9 | 290 | very hard |
| Tužina | 2.9 | 290 | very hard |
| Valaská Belá | 2.9 | 290 | very hard |
| Kľačno | 2.8 | 280 | very hard |
| Nitrianske Sučany | 2.8 | 280 | very hard |
| Horná Ves | 2.6 | 260 | very hard |
| Nitrianske Rudno | 2.6 | 260 | very hard |
| Chrenovec-Brusno | 2.45 | 245 | very hard |
| Jalovec | 2.4 | 240 | very hard |
| Ráztočno | 2.25 | 225 | very hard |
| Lipník | 2.2 | 220 | very hard |
| Prievidza | 2.2 | 220 | very hard |
| Veľká Čausa | 2.15 | 215 | very hard |
| Kamenec pod Vtáčnikom | 1.9 | 190 | very hard |
| Temeš | 1.9 | 190 | very hard |
| Opatovce nad Nitrou | 0.9 | 90 | moderately hard |
| Bojnice | 0.85 | 85 | moderately hard |
| Dubnica nad Váhom | 0.85 | 85 | moderately hard |
| Vrbovce | 0.84 | 84 | moderately hard |
| Dlžín | 0.8 | 80 | moderately hard |
| Kocurany | 0.8 | 80 | moderately hard |
| Malá Čausa | 0.8 | 80 | moderately hard |
| Handlová | 0.75 | 75 | moderately hard |
| Šútovce | 0.5 | 50 | soft |
| Lehota pod Vtáčnikom | 0.4 | 40 | soft |
| Podhradie | 0.4 | 40 | soft |
| Nevidzany | 0.3 | 30 | soft |
| Poruba | 0.3 | 30 | soft |