LOCATION AND DESCRIPTION:
The Navajo Nation is the largest tribe in the U.S. The number of enrolled members is 300,048, as of July 2011. The 2010 census reported 173,667 Navajo citizens, 58.34% of all ethnic Navajos, live on the Navajo Nation's territory. The Navajo Nation encompasses 27,425 square miles of high desert and mountains in three states (AZ, NM, UT). The San Juan and Little Colorado Rivers drainage basins are two major watersheds draining reservation lands into the Colorado River in northern AZ.