The United States Geological Survey is the lead federal government agency for mapping, earth sciences, and water resources.
The USGS serves the Nation by providing reliable scientific information to:
* describe and understand the Earth;
* minimize loss of life and property from natural disasters;
* manage water, biological, energy, and mineral resources; and
* enhance and protect our quality of life.
May 2nd, 2013 - USGS Topo Data on the Go
April 11th, 2013 - New Map Sharpens View of African Ecosystems
April 10th, 2013 - USGS Posts New Texas and New York Topos