Table 1.
Oxidation-reduction potential (ORP) and active hydrogen indicators (H-) of mineral water in some balneology resorts in Romania
| CITY NAME | WELLS NAME | WELLS № | ORP (mV) | H- (ppb) |
| BORSEC | Untitled | 3 | -135 | 122 |
| Untitled | 5 | -150 | 170 | |
| Untitled | 6 | -380 | 340 | |
| Untitled | 10 | -175 | 130 | |
| Untitled | 11 | +40 | 0 | |
| COVASNA | Elvira | Left | -254 | 330 |
| Elvira | Right | -238 | 280 | |
| Untitled | Under the bridge | -194 | 214 | |
| Untitled | Montana st. | -73 | 16 | |
| Untitled | By the school | -162 | 138 | |
| BĂILE TUȘNAD | Untitled | 1 | +135 | 0 |
| Untitled | 3 | +130 | 0 | |
| Untitled | 4 | +111 | 0 |