Water hardness in Croatia
13 cities with published hardness data, sorted by population. Median: 339 mg/L.
Median
339 mg/L
very hard
- 2 hard
- 11 very hard
Croatian suppliers report total hardness in mg/L CaCO₃ or °dH.
Largest places, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Zagreb · Grad Zagreb | 364 | 364 | very hard |
| Split · Splitsko-dalmatinska | 361 | 361 | very hard |
| Rijeka · Primorsko-goranska | 161 | 161 | hard |
| Pula · Istarska | 322 | 322 | very hard |
| Varazdin · Varazdinska | 339 | 339 | very hard |
| Šibenik · Šibensko-kninska | 250 | 250 | very hard |
| Vukovar · Vukovarsko-srijemska | 164 | 164 | hard |
| Solin · Splitsko-dalmatinska | 378 | 378 | very hard |
| Požega · Požeško-slavonska | 339 | 339 | very hard |
| Čakovec · Medjimurska | 218 | 218 | very hard |
| Trogir · Splitsko-dalmatinska | 358 | 358 | very hard |