Black Creek of Arizona is a 55-mi (89 km) long north tributary of the Puerco River, in northeast Arizona and northwest New Mexico. The Black Creek flows south along an east and southeast perimeter section of the Defiance Plateau; Red Lake (Arizona–New Mexico), 7,150 feet (2,179 m) (at Navajo, New Mexico), lies in Red Valley near the origin of Black Creek, and other watercourses meeting at Red Lake. Red Lake is located at the north of the river valley, Black Creek Valley, which extends south to Window Rock, Arizona.