Koyukuk River
| Use attributes for filter ! | |
| Length | 684 km |
|---|---|
| Mouth | Yukon River |
| Basin size | 32,000 sq mi (83,000 km2) |
| ⁃ average | 14,250 cu ft/s (404 m3/s) |
| Sources | North Fork Koyukuk River |
| Middle Fork Koyukuk River | |
| Cities | Evansville |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3010998 |
About Koyukuk River
The Koyukuk River' is a 425-mile tributary of the Yukon River, in the U. S. state of Alaska. It is the last major tributary entering the Yukon before the larger river empties into the Bering Sea.
