Tap water hardness in Trnava Region
We have published hardness data for 98 cities in Trnava Region. The median is 3.7 mmol/L; the hardest water is in Podbranč (7.56 mmol/L), the softest in Dolný Lopašov (2.5 mmol/L).
100 % 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 Trnava Region, hardest first
| mmol/L | mg/L | ||
|---|---|---|---|
| Podbranč | 7.56 | 757 | very hard |
| Krakovany | 6.4 | 641 | very hard |
| Piešťany | 6.4 | 641 | very hard |
| Ostrov | 6.3 | 631 | very hard |
| Moravany nad Váhom | 6.2 | 621 | very hard |
| Vrbové | 6.2 | 621 | very hard |
| Borovce | 5.7 | 571 | very hard |
| Pečeňady | 5.7 | 571 | very hard |
| Koplotovce | 5.4 | 541 | very hard |
| Madunice | 5.2 | 521 | very hard |
| Veľké Orvište | 5.2 | 521 | very hard |
| Dolné Lovčice | 5 | 501 | very hard |
| Rakovice | 5 | 501 | very hard |
| Veľké Kostoľany | 4.7 | 470 | very hard |
| Horné Otrokovce | 4.6 | 460 | very hard |
| Chtelnica | 4.5 | 450 | very hard |
| Hrnčiarovce nad Parnou | 4.5 | 450 | very hard |
| Dolné Otrokovce | 4.4 | 440 | very hard |
| Hradište pod Vrátnom | 4.33 | 433 | very hard |
| Brestovany | 4.3 | 430 | very hard |
| Holíč | 4.3 | 430 | very hard |
| Prietržka | 4.3 | 430 | very hard |
| Trnovec | 4.3 | 430 | very hard |
| Hlboké | 4.29 | 429 | very hard |
| Prietrž | 4.29 | 429 | very hard |
| Skalica | 4.27 | 427 | very hard |
| Ratnovce | 4.2 | 420 | very hard |
| Biely Kostol | 4.1 | 410 | very hard |
| Cífer | 4.1 | 410 | very hard |
| Nižná | 4.1 | 410 | very hard |
| Zeleneč | 4.1 | 410 | very hard |
| Vrádište | 4.06 | 406 | very hard |
| Buková | 4.04 | 404 | very hard |
| Cerová | 4.03 | 403 | very hard |
| Ružindol | 4 | 400 | very hard |
| Trnava | 4 | 400 | very hard |
| Dobrá Voda | 3.9 | 390 | very hard |
| Kátov | 3.86 | 386 | very hard |
| Červeník | 3.8 | 380 | very hard |
| Hlohovec | 3.8 | 380 | very hard |
| Kopčany | 3.8 | 380 | very hard |
| Prašník | 3.8 | 380 | very hard |
| Radošovce | 3.8 | 380 | very hard |
| Sokolovce | 3.8 | 380 | very hard |
| Jablonica | 3.79 | 379 | very hard |
| Lopašov | 3.76 | 376 | very hard |
| Popudinské Močidľany | 3.76 | 376 | very hard |
| Dolná Krupá | 3.7 | 370 | very hard |
| Opoj | 3.7 | 370 | very hard |
| Vlčkovce | 3.7 | 370 | very hard |
| Prievaly | 3.69 | 369 | very hard |
| Dubovce | 3.66 | 366 | very hard |
| Koválov | 3.63 | 363 | very hard |
| Smrdáky | 3.63 | 363 | very hard |
| Smolenice | 3.6 | 360 | very hard |
| Radošovce | 3.58 | 358 | very hard |
| Plavecký Peter | 3.56 | 356 | very hard |
| Banka | 3.5 | 350 | very hard |
| Bílkove Humence | 3.5 | 350 | very hard |
| Borský Mikuláš | 3.5 | 350 | very hard |
| Dolné Dubové | 3.5 | 350 | very hard |
| Jaslovské Bohunice | 3.5 | 350 | very hard |
| Košolná | 3.5 | 350 | very hard |
| Lakšárska Nová Ves | 3.5 | 350 | very hard |
| Leopoldov | 3.5 | 350 | very hard |
| Malženice | 3.5 | 350 | very hard |
| Šelpice | 3.5 | 350 | very hard |
| Špačince | 3.5 | 350 | very hard |
| Trakovice | 3.5 | 350 | very hard |
| Trstín | 3.5 | 350 | very hard |
| Zavar | 3.5 | 350 | very hard |
| Zvončín | 3.5 | 350 | very hard |
| Oreské | 3.45 | 345 | very hard |
| Gbely | 3.38 | 338 | very hard |
| Šaštín-Stráže | 3.31 | 331 | very hard |
| Dojč | 3.3 | 330 | very hard |
| Rovensko | 3.3 | 330 | very hard |
| Šajdíkove Humence | 3.3 | 330 | very hard |
| Čáry | 3.29 | 329 | very hard |
| Borová | 3.27 | 327 | very hard |
| Brodské | 3.27 | 327 | very hard |
| Dlhá | 3.27 | 327 | very hard |
| Borský Svätý Jur | 3.21 | 321 | very hard |
| Kuklov | 3.21 | 321 | very hard |
| Kúty | 3.21 | 321 | very hard |
| Boleráz | 3.2 | 320 | very hard |
| Dechtice | 3.2 | 320 | very hard |
| Horné Orešany | 3.2 | 320 | very hard |
| Letničie | 3.18 | 318 | very hard |
| Petrova Ves | 3.18 | 318 | very hard |
| Radimov | 3.18 | 318 | very hard |
| Unín | 3.18 | 318 | very hard |
| Smolinské | 3.15 | 315 | very hard |
| Moravský Svätý Ján | 2.98 | 298 | very hard |
| Sekule | 2.95 | 295 | very hard |
| Štefanov | 2.94 | 294 | very hard |
| Dolné Orešany | 2.9 | 290 | very hard |
| Dolný Lopašov | 2.5 | 250 | very hard |