| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Olkha River |  | Irkut River | 53,340 | 52.2530555556 | 104.1513888889 | Map | |||||
| Malaya Bystraya | Irkut River | 26,000 | 51.7473000000 | 103.4165000000 | Map | ||||||
| Bol'shaya Bystraya | Irkut River | 52,000 | 51.4666000000 | 103.4926000000 | Map | ||||||
| Ikhe-Ukhgun | Irkut River | 76,000 | 51.7850000000 | 100.9554000000 | Map | ||||||
| Río Tunka | 7 | 811,000,000 | Irkut River | 60,000 | 51.8698000000 | 102.1290000000 | Map |