The Independence Valley fault system is a group of interrelated normal faults located in northeastern Nevada

Nevada

Nevada is a state in the western, mountain west, and southwestern regions of the United States. With an area of and a population of about 2.7 million, it is the 7th-largest and 35th-most populous state. Over two-thirds of Nevada's people live in the Las Vegas metropolitan area, which contains its...

 in the United States

United States

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

. The fault system is characteristic of faulting throughout the Great Basin

Great Basin

The Great Basin is the largest area of contiguous endorheic watersheds in North America and is noted for its arid conditions and Basin and Range topography that varies from the North American low point at Badwater Basin to the highest point of the contiguous United States, less than away at the...

 region.

2008 Wells earthquake

A strong 6.0 magnitude earthquake occurred on the morning of February 21, 2008 just northeast of the town of Wells

Wells, Nevada

Wells is a city in Elko County, in northeast Nevada in the western United States. The population was 1,346 at the 2000 census. Wells is located at the junction of U.S. Route 93 and Interstate 80, approximately east of Elko and is part of the Elko Micropolitan Statistical Area.-History:The site...

, Nevada

Nevada

Nevada is a state in the western, mountain west, and southwestern regions of the United States. With an area of and a population of about 2.7 million, it is the 7th-largest and 35th-most populous state. Over two-thirds of Nevada's people live in the Las Vegas metropolitan area, which contains its...

, causing moderate damage, mainly to older brick buildings. The quake was centered on one of the faults of the Independence Valley fault system, about nine kilometers (5.6 miles) beneath the surface.