Middle Fork Feather River
| Middle Fork Feather River El Rio de las Plumas | |
|---|---|
The Middle Fork near Red Bridge Campground, May 2022 | |
Map of the Feather River watershed including the Middle Fork Feather | |
| Etymology | "Plumas" means "feather" in Spanish |
| Location | |
| Country | United States |
| State | California |
| Region | Sierra Nevada |
| Cities | Beckwourth, Portola, Cromberg, Graeagle |
| Physical characteristics | |
| Source | Near Beckwourth |
| • location | Sierra Valley, Plumas County |
| • coordinates | 39°48′49″N 120°22′46″W / 39.81361°N 120.37944°W |
| • elevation | 4,872 ft (1,485 m) |
| Mouth | Lake Oroville |
• location | About 10 miles (16 km) northeast of Oroville, Butte County |
• coordinates | 39°38′29″N 121°17′11″W / 39.64139°N 121.28639°W |
• elevation | 928 ft (283 m) |
| Length | 98 mi (158 km), East-west |
| Basin size | 1,062 sq mi (2,750 km2) |
| Discharge | |
| • location | Merrimac |
| • average | 1,489.5 cu ft/s (42.18 m3/s) |
| • maximum | 86,200 cu ft/s (2,440 m3/s) |
| Basin features | |
| River system | Feather River watershed |
| Tributaries | |
| • left | Sulphur Creek, Frazier Creek, Gray Eagle Creek, Jamison Creek, Nelson Creek, Onion Valley Creek, South Branch Middle Fork Feather River, Fall River |
| • right | Little Last Chance Creek, Big Grizzly Creek, Bear Creek, North Fork Middle Fork Feather River |
The Middle Fork Feather River is a major river in Plumas and Butte Counties in the U.S. state of California. Nearly 100 miles (160 km) long, it drains about 1,062 square miles (2,750 km2) of the rugged northern Sierra Nevada range.