edu.ucar.gdex::d756001 eng; USA utf-8 dataset NSF NCAR Geoscience Data Exchange datahelp@ucar.edu https://gdex.ucar.edu NSF NCAR Geoscience Data Exchange The Geoscience Data Exchange (GDEX), managed by the Computational and Information Systems Laboratory (CISL) at NSF NCAR, contains a large collection of meteorological, atmospheric composition, and oceanographic observations, and operational and reanalysis model outputs, integrated with NSF NCAR High Performance Compute services to support atmospheric and geosciences research. download pointOfContact 2020-05-11T20:35:49Z ISO 19115 Geographic Information - Metadata ISO19115:2003/Cor 1 2006 https://doi.org/10.5065/1N4V-QE11 Defense Mapping Agency (DMA) U.S. 30-Second Elevations d756001 1981-07-13 publication National Geospatial-Intelligence Agency, U. S. Department of Defense author Institute for Telecommunications Science, National Telecommunications and Information Administration, U.S. Department of Commerce author NSF National Center for Atmospheric Research publisher This dataset contains elevations at every 30 seconds of latitude and longitude for the region from 23N to 51N and 130W to 60W (the contiguous United States). These data are current as of August, 1989. completed datahelp@ucar.edu pointOfContact notPlanned dataset ASCII Binary dataset Resource Type 2021-03-30 revision 4.4 DataCite Metadata Working Group orginator resourceTypeGeneral MAPS > MAPS U.S. National Aeronautics and Space Administration Global Change Master Directory GCMD 2026-02-27 revision 23.4 NASA Global Change Master Directory orginator Valids List: Platforms EARTH SCIENCE > LAND SURFACE > TOPOGRAPHY > TERRAIN ELEVATION U.S. National Aeronautics and Space Administration Global Change Master Directory GCMD 2026-02-27 revision 23.4 NASA Global Change Master Directory orginator Valids List: Science and Services Keywords Creative Commons Attribution 4.0 International License None eng utf-8 elevation 1989-08 1989-08 NSF NCAR Geoscience Data Exchange datahelp@ucar.edu https://gdex.ucar.edu distributor 105.56 https://gdex.ucar.edu/datasets/d756001/ https Dataset Description Related Link information https://gdex.ucar.edu/datasets/d756001/dataaccess/ https Data Access Related Link download none asNeeded