NGP Standards and Specifications

US Topo

 

US Topo is a digital topographic map based on the 1:24,000-scale quadrangle desgin containing orthoimagery, shaded relief, and data from the geographic themes of transportation, hydrography, elevation, boundariers, geographic names, structures and land cover.

 

The US Topo Standard defines a U.S. Geological Survey (USGS) digital topographic map.

 

For comments or questions about the US Topo Standard, please email:  tnm_help@usgs.gov.