Black Butte River, Mendocino National Forest

The Black Butte River is located in the Mendocino National Forest of northern California in Glenn and Mendocino counties. It is a tributary to the Middle Fork Eel River and flows northward for 24 miles from its headwaters near Round Mountain to the confluence with the Middle Fork Eel River. The Northern California Coastal Wild Heritage Wilderness Act of 2006 added 21 miles of the Black Butte River to the National Wild and Scenic Rivers System, of which 17.5 miles are Wild status and 3.5 miles are Scenic. ()