| ID | River/Sub basin | Gaging location | Geographical position in UTM | Area | |
| North | East | km2 | |||
| 1 | Amen | Dangila | 1,246,201 | 267,104 | 89.15 |
| 2 | Andassa | Bahir Dar | 1,271,589 | 334,578 | 596.38 |
| 3 | Angar-greater | Nekemte | 1,060,930 | 220,413 | 1099.03 |
| 4 | Angar-lower | Nekemte | 1,032,779 | 249,835 | 619.66 |
| 5 | Chemoga | Debremarkos | 1,138,754 | 361,295 | 364.25 |
| 6 | Gelgel abbay | Marawi | 1,257,136 | 285,380 | 1656.00 |
| 7 | Gelgel beles | Mandura | 1,235,578 | 212,387 | 676.56 |
| 8 | Gulda | Dembecha | 1,166,512 | 335,870 | 249.28 |
| 9 | Hoha | Asossa | 1,122,346 | 678,950 | 161.12 |
| 10 | Indris | Guder | 1,019,788 | 358,631 | 118.13 |
| 11 | Mendel | Tis Abbay | 1,268,152 | 364,364 | 91.35 |
| 12 | Muger | Chancho | 1,056,459 | 443,536 | 549.49 |
| 13 | Neshi | Shambo | 10,781,717 | 308,031 | 322.43 |
| 14 | Sibilu | Chancho | 1,028,748 | 467,164 | 380.12 |
| 15 | Urgessa | Gembe | 897,894 | 232,531 | 19.11 |