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2. Pennsylvania Spatial Data Access - Wikipedia

   en.wikipedia.org/wiki/Pennsylvania_Spatial_Data...

   Pennsylvania Spatial Data Access (PASDA), [4] the official public geospatial data clearinghouse for the Commonwealth of Pennsylvania marked its 18th year in 2014. PASDA, which has grown from a small website offering 35 data sets in 1996 to the expansive user-centered data clearinghouse that it is today, has become a staple of the GIS community in Pennsylvania.

3. 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 ...

4. Geographic information system - Wikipedia

   en.wikipedia.org/wiki/Geographic_Information_System

   GIS provides the ability to relate previously unrelated information, through the use of location as the "key index variable". Locations and extents that are found in the Earth's spacetime are able to be recorded through the date and time of occurrence, along with x, y, and z coordinates; representing, longitude (x), latitude (y), and elevation ...

5. Arizona Geographic Information Council - Wikipedia

   en.wikipedia.org/wiki/Arizona_Geographic...

   The Arizona Geographic Information Council (AGIC) was established by executive order as Arizona's primary forum and oversight group for coordination efforts related to geographic information systems (GIS). AGIC identifies standards and implementation strategies to provide a framework for optimizing Arizona's investment in GIS. Through ...

6. Web Coverage Service - Wikipedia

   en.wikipedia.org/wiki/Web_Coverage_Service

   The Open Geospatial Consortium (OGC) Web Coverage Service (WCS) Interface Standard defines a web-based interface for the retrieval of coverages—that is, digital geospatial information representing space/time-varying phenomena. By providing direct access to underlying geospatial data rather than just static map images, WCS enables more ...

7. 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.