The Yuba River is a tributary of the Feather River in northern California. It flows through the Sierra Nevada mountains and is known for its clear blue waters and scenic beauty. The river is approximately 70 miles long and has several forks, including the North Yuba River and the South Yuba River. The Yuba River is popular for recreational activities such as fishing, swimming, and rafting. It also plays a significant role in the local ecosystem, supporting various wildlife species. The river's watershed is important for water supply and is part of the California State Water Project.