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  2. List of GIS data sources - Wikipedia

    en.wikipedia.org/wiki/List_of_GIS_data_sources

    Online collection of all digital USGS 1:24K scale topographic maps (as well as various other GIS data) covering the United States, available as a free download. NPScape United States Department of the Interior National Park Service NPScape is a landscape dynamics monitoring project that provides landscape-level data, tools, and evaluations for ...

  3. Topologically Integrated Geographic Encoding and Referencing

    en.wikipedia.org/wiki/Topologically_Integrated...

    This mismatch was not possible when the census TIGER files were available in ASCII format that was topological unlike shapefiles. The Census Bureau has made the data available through WMS servers. [4] The data forms a base for OpenStreetMap in the US, and also was used for the initial import of US map data into the Waze navigation system.

  4. List of national coordinate reference systems - Wikipedia

    en.wikipedia.org/wiki/List_of_national...

    Download QR code; Print/export ... United States: United States National Grid: Vietnam ... archived from the original on 2013-05-31 (Download Shapefile 2012.11 ...

  5. United States National Grid - Wikipedia

    en.wikipedia.org/wiki/United_States_National_Grid

    The United States National Grid (USNG) is a multi-purpose location system of grid references used in the United States. It provides a nationally consistent "language of location", optimized for local applications, in a compact, user friendly format. It is similar in design to the national grid reference systems used in other countries.

  6. National Lidar Dataset (United States) - Wikipedia

    en.wikipedia.org/wiki/National_Lidar_Dataset...

    Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.

  7. Module : Location map/data/megaregion of United States

    en.wikipedia.org/.../megaregion_of_United_States

    Map of the Megaregions within the USA. Module:Location map/data/megaregion of United States is a location map definition used to overlay markers and labels on an equirectangular projection map of Megaregions of the United States. The markers are placed by latitude and longitude coordinates on the default map or a similar map image.

  8. Shapefile - Wikipedia

    en.wikipedia.org/wiki/Shapefile

    The shapefile format is a geospatial vector data format for geographic information system (GIS) software. It is developed and regulated by Esri as a mostly open specification for data interoperability among Esri and other GIS software products . [ 1 ]

  9. File:117th U.S. Congress House districts blank.svg - Wikipedia

    en.wikipedia.org/wiki/File:117th_U.S._Congress...

    English: Blank map of the United States House of Representatives districts that will be in use (as of 2018-12-07) for the 117th United States Congress and the 2020 United States House of Representatives elections. Data collected from the several states' shapefiles on redistricting or other sources for states that have since been redistricted ...