The San Rafael River is a river located in the state of Utah, USA. It flows through the scenic San Rafael Swell, a geological formation known for its unique rock formations and canyons. The river is approximately 50 miles long and is a tributary of the Green River. The San Rafael River is popular for outdoor activities such as fishing, kayaking, and hiking. Its waters support various wildlife and plant species, making it an important ecological area. The river's surroundings offer stunning views and opportunities for exploration, attracting nature enthusiasts and adventurers alike.