The Mokelumne River is a scenic waterway located in California, flowing approximately 90 miles through the Sierra Nevada foothills. It originates from the Sierra Nevada mountains and eventually joins the Sacramento River. The river is known for its diverse ecosystems, including forests, meadows, and wetlands, which support various wildlife species. The Mokelumne River is popular for recreational activities such as fishing, kayaking, and hiking. It also plays a crucial role in providing water for irrigation and municipal use in the surrounding areas. The river is part of the Mokelumne Wilderness, which offers opportunities for outdoor enthusiasts to explore its natural beauty.