| Stations | Locations | Mean Annual Rainfall (mm) (1993-2007) | R Factor | |
| Lat. | Long. | |||
| Fenote Selam | 10.650 | 37.263 | 1271.25 | 706.32 |
| Mankusa | 10.699 | 37.177 | 800 | 441.48 |
| Lay Ber | 10.592 | 37.172 | 997 | 552.2 |
| Bure | 10.711 | 37.130 | 1269.25 | 705.2 |
| Sekela | 10.988 | 37.214 | 1873 | 1044.5 |
| Genete Abo | 10.821 | 37.425 | 2089.8 | 1166.35 |
| Dembecha | 10.566 | 37.486 | 1424.45 | 792.42 |