| Sub-Basin | Smf | Vf | Sl | Af | Bs | Hi | s/n | IAT |
| 1 | 1 | 3 | 2 | 3 | 3 | 3 | 2.5 | 4 |
| 2 | 2 | 3 | 3 | 2 | 3 | 3 | 2.6 | 4 |
| 3 | 2 | 3 | 3 | 3 | 3 | 2 | 2.6 | 4 |
| 4 | 2 | 2 | 2 | 2 | 3 | 3 | 2.3 | 3 |