The Beaver Dam Mountains Wilderness is a wilderness area located in northwestern Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

 and southwestern Utah

Utah

Utah is a state in the Western United States. It was the 45th state to join the Union, on January 4, 1896. Approximately 80% of Utah's 2,763,885 people live along the Wasatch Front, centering on Salt Lake City. This leaves vast expanses of the state nearly uninhabited, making the population the...

, USA

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, within the arid Colorado Plateau

Colorado Plateau

The Colorado Plateau, also called the Colorado Plateau Province, is a physiographic region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States. The province covers an area of 337,000 km2 within western Colorado, northwestern New Mexico,...

 region. The jagged mountains and gently sloping alluvial plain of the Beaver Dam Mountains straddle the border between the two states. The Wilderness contains some of the lowest elevation land in Utah, and includes a 13 miles (21 km) section of the Virgin River Gorge

Virgin River Gorge

The Virgin River Gorge, located between St. George, Utah, and Littlefield, Arizona, is a long canyon that has been carved out by the Virgin River in northwest Arizona. The Virgin River rises on the Colorado Plateau and created the topography of both Zion National Park and the Virgin River Gorge...

. The area comprises some 17600 acres (71.2 km²), 15000 acres (60.7 km²) of which in Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

 and approximately 2600 acres (10.5 km²) in Utah

Utah

Utah is a state in the Western United States. It was the 45th state to join the Union, on January 4, 1896. Approximately 80% of Utah's 2,763,885 people live along the Wasatch Front, centering on Salt Lake City. This leaves vast expanses of the state nearly uninhabited, making the population the...

.