| Environmental impact susceptibility categorys | Area (km2) | Area Percentage |
| Very Low (S1) | 0 | 0% |
| Low (S2) | 12,054 | 4.8% |
| Medium (S3) | 192,631 | 77.3% |
| High (S4) | 41,764 | 16.8% |
| Very High (S5) | 2677 | 1.1% |
| Total | 249,126 | 100% |