NGP Standards and Specifications

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Standards and specifications are essential to facilitate the development and sharing of geospatial data and products. 

National Geospatial Program (NGP) standards and specifications define requirements to ensure that all maps and data prepared by NGP, in support of The National Map, are consistent in accuracy, structure, format, style, and content.

Standards and Specifications

Standards and Specifications

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Standards and Specifications – What Exactly Are They?

Standards and Specifications – What Exactly Are They?

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For comments or questions about any USGS National Geospatial Program standards and specifications, please e-mail tnm_help@usgs.gov.

Publications

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Year Published: 2019

US Topo Product Standard

This document defines a U.S. Geological Survey (USGS) digital topographic map. This map product series, named “US Topo,” is modeled on the now historical USGS 7.5-minute (1:24,000 scale) topographic map series produced and printed by the USGS from 1947 to 2006. US Topo maps have the same extent, scale, and general layout as the historical...

Davis, Larry R.; Fishburn, Kristin A.; Lestinsky, Helmut; Moore, Laurence R.; Walter, Jennifer L.
Davis, L.R., Fishburn, K.A., Lestinsky, Helmut, Moore, L.R., and Walter, J.L., 2019, US Topo Product Standard (ver. 2.0, February 2019): U.S. Geological Survey Techniques and Methods book 11, chap. B2, 20 p., 3 plates, scales 1:24,000, 1:25,000, and 1:20,000, https://doi.org/10.3133/tm11b2.

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Year Published: 2017

The National Map seamless digital elevation model specifications

This specification documents the requirements and standards used to produce the seamless elevation layers for The National Map of the United States. Seamless elevation data are available for the conterminous United States, Hawaii, Alaska, and the U.S. territories, in three different resolutions—1/3-arc-second, 1-arc-second, and 2-arc-second. These...

Archuleta, Christy-Ann M.; Constance, Eric W.; Arundel, Samantha T.; Lowe, Amanda J.; Mantey, Kimberly S.; Phillips, Lori A.
Archuleta, C.M., Constance, E.W., Arundel, S.T., Lowe, A.J., Mantey, K.S., and Phillips, L.A., 2017, The National Map seamless digital elevation model specifications: U.S. Geological Survey Techniques and Methods, book 11, chap. B9, 39 p., https://doi.org/10.3133/tm11B9.

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Year Published: 2015

1-Meter Digital Elevation Model specification

In January 2015, the U.S. Geological Survey National Geospatial Technical Operations Center began producing the 1-Meter Digital Elevation Model data product. This new product was developed to provide high resolution bare-earth digital elevation models from light detection and ranging (lidar) elevation data and other elevation data collected over...

Arundel, Samantha T.; Archuleta, Christy-Ann M.; Phillips, Lori A.; Roche, Brittany L.; Constance, Eric W.
Arundel, S.T., Archuleta, C.M., Phillips, L.A., Roche, B.L., and Constance, E.W., 2015, 1-meter digital elevation model specification: U.S. Geological Survey Techniques and Methods, book 11, chap. B7, 25 p. with appendixes, http://dx.doi.org/10.3133/tm11B7.