U. S. Geological Survey (USGS) Earth Science Information Center

As the Nation’s largest water, earth, and biological science and civilian mapping agency, the U.S. Geological Survey collects, monitors, analyzes, and provides scientific understanding about natural resource conditions, issues, and problems. The diversity of our scientific expertise enables us to carry out large-scale, multidisciplinary investigations and provide impartial scientific information to resource managers, planners, and other customers.

Website: ask.usgs.gov/sils_index.htmlPhone: 888 ASK-USGS (275-8747)Mailing Address:345 Middlefield Rd., M.S. 532
Menlo Park, CA 94025Date Updated: 9/10/2014