Welcome to the Bureau of Reclamation's
Lower Colorado Region
Managing the lower Colorado River and water resource projects and programs in Arizona, southern California, and southern Nevada.

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Who We Are...

The Bureau of Reclamation's Lower Colorado Region serves as the "water master" for the last 288 miles of the Colorado River within the United States on behalf of the Secretary of the Interior. We also maintain Hoover, Davis and Parker Dams, annually measure and account for the water's use, and maintain the river channel and protective levees. More...

Latest Regional News
Read all about it! -- the most recent news about our activities and programs throughout the Southwest.

Colorado River Heritage Greenway Trail opens near Laughlin, Nevada, with a celebratory ribbon-cutting.

Yuma's Heavy Equipment Shop is certified as a "Green Shop" through Arizona's Green Business Program.

Reclamation joins in Arizona's Celebration of Freedom to highlight the agency's role in the nation's and state's rich historical heritage.

San Diego River "Youth Day of Service" brings volunteers together to "lend a hand".

A Webinar offering the public an update about the status of the Colorado River Basin Water Supply & Demand Study was held July 17. The study is analyzing water supply and demand imbalances in the basin, and is developing options to address these issues.

Website Celebrates 100 years of cooperation in Arizona illustrating, decade by decade, the water development benefits for the state's cities, farms, and tribal lands. Also see a video introduction from Reclamation Commissioner Connor.

Lower Colorado Regional Office, PO Box 61470, Boulder City, NV 89006
phone:702-293-8000 or visit our Contact Us page

Webmaster: Colleen Dwyer, cdwyer@usbr.gov
Updated: 8/20/12