The Concho River is a river located in central Texas, primarily flowing through the city of San Angelo. It is a tributary of the Rio Grande and is approximately 90 miles long. The river is known for its clear waters and scenic beauty, making it a popular spot for recreational activities such as fishing, kayaking, and picnicking. The Concho River is also significant for its historical and cultural importance. It was named after the Spanish word for "shell," reflecting the presence of freshwater mussels in the area. The river supports local wildlife and contributes to the ecosystem of the surrounding region.