| Stations | Best fit Probability distribution | Regional low flow Growth curve equations. |
| Amen | Weibull |
|
| Anger_Great | ||
| Anger_Lower | ||
| Gilgel Beles | ||
| Gilgel Abay | ||
| Indrias | ||
| Mendel | ||
| Neshi | ||
| Siblu | ||
| Urgessa | ||
| Andassa | Log Normal (LGN) |
|
| Gulda | ||
| Hoha | Generalized Extreme Value (GEV) |
|
| Mugher | ||
| Chemoga |