Water hardness in Romania
115 cities with published hardness data, sorted by population. Median: 16.3 °dH.
Median
16.3 °dH
291 mg/L CaCO₃ · very hard
- 2 soft
- 8 moderately hard
- 11 hard
- 94 very hard
Romanian operators report "duritate totală" in German degrees (grade germane); the minimum is 5 °dH.
Ranking of the hardest and softest water in Romania →
Regions
Largest places, hardest first
Every place is listed on its region page.
| °dH | mg/L | ||
|---|---|---|---|
| Murfatlar | 23 | 411 | very hard |
| Ţăndărei | 22.3 | 398 | very hard |
| Babadag · Tulcea | 20.6 | 368 | very hard |
| Ovidiu | 20.3 | 362 | very hard |
| Buzău · Buzău | 20.1 | 360 | very hard |
| Năvodari · Constanța | 18.9 | 337 | very hard |
| Constanța · Constanța | 18.2 | 325 | very hard |
| Medgidia · Constanța | 18.1 | 323 | very hard |
| Focșani · Vrancea | 18 | 321 | very hard |
| Mangalia · Constanța | 17 | 304 | very hard |
| Codlea · Brașov | 15.8 | 282 | very hard |
| Arad · Arad | 14.9 | 266 | very hard |
| Feteşti | 14.5 | 259 | very hard |
| Buftea | 13 | 232 | very hard |
| Turda · Cluj | 12.4 | 221 | very hard |
| Hârşova | 12.3 | 220 | very hard |
| Cernavodă | 12 | 214 | very hard |
| Titu · Dâmbovița | 11.4 | 204 | very hard |
| Măcin · Tulcea | 10.6 | 190 | very hard |
| Târgovişte · Dâmbovița | 10.4 | 186 | very hard |
| Craiova · Dolj | 10.4 | 186 | very hard |
| Moreni · Dâmbovița | 10.3 | 183 | very hard |
| Săcele · Brașov | 8.9 | 158 | hard |
| Brasov · Brașov | 8.6 | 153 | hard |
| Tulcea · Tulcea | 8.2 | 146 | hard |
| Găeşti · Dâmbovița | 8.1 | 145 | hard |
| Sighișoara · Mureș | 6.2 | 111 | moderately hard |
| Zalău · Sălaj | 6.2 | 110 | moderately hard |
| Lugoj · Timiș | 6 | 107 | moderately hard |
| Pucioasa · Dâmbovița | 5.7 | 101 | moderately hard |
| Oradea · Bihor | 5.5 | 97 | moderately hard |
| Târgu Mureș · Mureș | 4.1 | 73 | moderately hard |
| Hunedoara · Hunedoara | 2.5 | 45 | soft |