National Geospatial Program

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The National Geospatial Program (NGP) provides a foundation of digital geospatial data representing the topography, natural landscape, and manmade environment of the United States. Customers can incorporate NGP geospatial products and services into their decision making and operational activities. NGP data and derived products and services can be accessed through The National Map Data Download. 

Topographic Maps

Topographic Maps

US Topo maps and the Historical Topographic Map Collection (HTMC) are produced by the National Geospatial Program of the USGS.

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3D Elevation (3DEP)

3D Elevation (3DEP)

3DEP is a cooperative program with a goal of acquiring nationwide lidar (IfSAR in AK) by 2023 to provide the first-ever national baseline of consistent high-resolution elevation data – both bare earth and 3D point clouds.

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News

Date published: November 14, 2019

Mapping Challenge Update (11/14/19): City / Town Hall Structures in MI

Here is the weekly update for this challenge!

Date published: November 14, 2019

Mapping Challenge Update (11/14/19): City / Town Hall Structures in OH and WV

Here is the weekly update for this challenge!

Date published: November 12, 2019

Mapping Challenge Results: Cemeteries in Calhoun, Jackson, and Kalamazoo Counties, MI

This challenge is now complete!!  Thank you to everyone who contributed!  Here is a time lapse of our volunteer contributions for this challenge:

Publications

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Year Published: 2019

Problems of Large Spatial Databases

Large spatial databases often labeled as geospatial big data exceed the capacity of commonly used computing systems as a result of data volume, variety, velocity, and veracity. Additional problems also labeled with V’s are cited, but the four primary ones are the most problematic and focus of this chapter (Li et al., 2016, Panimalar et al., 2017...

Usery, E. Lynn

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Year Published: 2019

The National Map—New data delivery homepage, advanced viewer, lidar visualization

As one of the cornerstones of the U.S. Geological Survey’s (USGS) National Geospatial Program, The National Map is a collaborative effort among the USGS and other Federal, State, and local partners to improve and deliver topographic information for the Nation. The National Map is featuring direct links to new and improved GIS data access utilities...

U.S. Geological Survey, 2019, The National Map—New data delivery homepage, advanced viewer, lidar visualization: US. Geological Survey Fact Sheet 2019–3032, 2 p., https://doi.org/10.3133/fs20193032.

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Year Published: 2019

The 3D Elevation Program—Supporting California's Economy

IntroductionCalifornia faces unprecedented challenges presented by shifting weather patterns that are defining a “new normal.” The result has been extreme weather events, prolonged drought, flooding, and debris flows. These conditions drive severe tree mortality, increase wildfire occurrence and intensity, reduce water availability, and hasten...

Ostergren, Carol L.; Decker, Drew; Carswell,, William J.
Ostergren, C.L., Decker, D., and Carswell, W.J., Jr., 2019, The 3D Elevation Program—Supporting California's economy (ver. 1.1, June 2019): U.S. Geological Survey Fact Sheet 2019-3029, 2 p., https://doi.org/10.3133/fs20193029.