The Cedar River is a significant waterway located in Washington state, flowing approximately 45 miles from the Cedar River Watershed to Lake Washington. It originates in the Cascade Mountains and serves as a vital source of drinking water for the city of Seattle and surrounding areas. The river is also known for its scenic beauty and recreational opportunities, including fishing, kayaking, and hiking along its banks. The river's ecosystem supports various wildlife, including salmon, which migrate upstream to spawn. The Cedar River is part of the larger Lake Washington-Cedar River Watershed, which plays a crucial role in the region's water supply and environmental health. Conservation efforts are in place to protect its natural habitats and maintain water quality.