This dataset serves as base information for use in GIS systems for general planning, analytical, and research purposes. It is not intended for engineering work or to legally...

The Public Transit Routes feature layer is composed of fixed rail transit routes within the Continental United States, Alaska, Hawaii, the District of Columbia, and Puerto Rico....

This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as polygons. The map...

This feature layer represents POL Pumping Stations. A POL Pumping Station is a facility that supports the transportation of petroleum products from one location to another via a...

The NBI is a collection of information (database) describing the more than 600,000 of the Nation's bridges located on public roads, including Interstate Highways, U.S. highways,...