| Station | Period (G.C) | Duration | Change (%) | Trend |
| Amen | 1988-2005 | 18 | 57.1 | decreasing |
| Andassa | 1990-2004 | 15 | 33.3 | decreasing |
| Anger_greater | 1994-2004 | 11 | 24.1 | decreasing |
| Anger_lower | 1981-2002 | 22 | 43.3 | Increasing |
| Chemoga | 1973-2009 | 37 | 98 | decreasing |
| Gilgel Abay | 1980-2008 | 29 | 68 | decreasing |
| Gilgel Belles | 1982-2005 | 24 | - | No trend |
| Gulda | 1962-2003 | 42 | 85 | decreasing |
| Hoha | 1966-2002 | 37 | 10.1 | Increasing |
| Indris | 1986-2004 | 19 | 80 | decreasing |
| Mendel | 1987-2003 | 17 | 60 | decreasing |
| Mugher | 1975-2002 | 28 | 60 | decreasing |
| Neshi | 1963-2002 | 40 | 72.5 | decreasing |
| Siblu | 1981-2002 | 22 | 47 | decreasing |
| Urgessa | 1979-2002 | 24 | 78 | decreasing |