| Variables | Component 1 | Component 2 |
| pH | 0.39 | 0.59 |
| T˚C | 0.28 | −0.63 |
| CE | 0.94 | 0.02 |
| HCO3 | 0.32 | 0.63 |
| Cl | 0.98 | −0.15 |
| NO3 | 0.12 | 0.70 |
| PO4 | 0.01 | −0.17 |
| S04 | 0.90 | −0.19 |
| Na | 0.95 | −0.15 |
| NH4 | 0.84 | −0.13 |
| K | 0.94 | 0.20 |
| Mg | 0.97 | −0.14 |
| Ca | 0.96 | 0.16 |
| Eigenvalues | 7.37 | 1.83 |
| Cumulative % | 56.71 | 70.79 |