| Order of priority | Priority class | Area in km2 | Percent area |
| 1 | Very severe erosion | 16.58 | 4.5 |
| 2 | Severe erosion | 80.13 | 21.77 |
| 3 | Moderate erosion | 232.49 | 63.17 |
| 4 | Slight erosion | 38.80 | 10.56 |
| Total | 368 | 100 |
|