| Criterion | Stage 4: | Stage 5 | ||
| Proximity to pipeline (PP) |
| 2.41/0.58* | 4.18 | |
| Proximity to river (PR) |
| 1.06/0.26 | 4.16 | |
| Land cover (LC) |
| 0.47/0.12 | 4.03 | |
| Population (P) |
| 0.21/0.05 | 4.07 | |