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Federal
World Magnetic Model High Resolution 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model High Resolution is a more detailed, accurate depiction of the geomagnetic field than the World Magnetic Model (WMM) because it has more... -
Federal
USGS US Topo Map Collection
Department of the Interior —
Layered geospatial PDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydrography,... -
Federal
Bathymetry of Lake Superior
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lake Superior has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and geophysical data and make it more... -
Federal
Annual California Sea Otter Census: 2019 Census Summary Shapefile
Department of the Interior —
The GIS shapefile Census_sum_2019 provides a standardized tool for examining spatial patterns in abundance and demographic trends of the southern sea otter (Enhydra... -
Federal
USGS Topo Map Vector Data Downloadable Data Collection
Department of the Interior —
Layers of geospatial data include contours, boundaries, land cover, hydrography, roads, transportation, geographic names, structures, and other selected map features. -
Federal
Salt Diapirs in the Gulf Coast [gcdiapirg]
Department of the Interior —
Locations and shapes of salt diapirs were modified after the New Orleans Geological Society map, Salt tectonism of the U.S. Gulf Coast Basin (compiled by J.A. Lopez,... -
Federal
NOAA ENC Direct to GIS
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in... -
Federal
Total Sediment Thickness of the World's Oceans & Marginal Seas, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
NGDC's global ocean sediment thickness grid (Divins, 2003) has been updated for the Australian-Antarctic region (60° -155° E, 30° -70° S). New seismic reflection... -
Federal
San Francisco Bay-Delta bathymetric/topographic digital elevation model(DEM)
Department of the Interior —
A high-resolution (10-meter per pixel) digital elevation model (DEM) was created for the Sacramento-San Joaquin Delta using both bathymetry and topography data. This... -
Federal
USGS Historical Topographic Map Collection
Department of the Interior —
USGS Historical Quadrangle in GeoPDF. The USGS Historical Topographic Map Collection (HTMC) is scanning all scales and all editions of topographic maps published by... -
Federal
Great Lakes Bathymetry
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry of Lakes Michigan, Erie, Saint Clair, Ontario and Huron has been compiled as a component of a NOAA project to rescue Great Lakes lake floor geological and... -
Federal
Digital Geologic-GIS Map of Black Canyon of the Gunnison River and Vicinity, Colorado (NPS, GRD, GRI, BLCA, CURE, BLCG digital map) adapted from a U.S. Geological Survey Miscellaneous Geologic Investigations Map by Hansen (1971)
Department of the Interior —
The Digital Geologic-GIS Map of Black Canyon of the Gunnison River and Vicinity, Colorado is composed of GIS data layers and GIS tables, and is available in the... -
Federal
Contoured Bathymetry for Lake Pontchartrain, Louisiana (PONTCONT)
Department of the Interior —
This is the contoured bathymetry for Lake Pontchartrain created for USGS Professional Paper 1634 by Laura Hayes using Vertical Mapper. -
Federal
Shuttle Radar Topography Mission (SRTM) Images
National Aeronautics and Space Administration —
Culminating more than four years of processing data, NASA and the National Geospatial-Intelligence Agency (NGA) have completed Earth's most extensive global... -
Federal
A seamless, high-resolution, coastal digital elevation model (DEM) for Southern California
Department of the Interior —
A seamless, three-meter digital elevation model (DEM) was constructed for the entire Southern California coastal zone, extending 473 km from Point Conception to the... -
Federal
Deepwater Horizon MC252 GIS data from the Environmental Response Management Application (ERMA) collected and/or used during the DWH response between 1989-11-15 and 2015-11-30 in the Northern Gulf of Mexico
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains Environmental Response Management Application (ERMA) GIS layers used as part of the Programmatic Damage Assessment and Restoration Plan... -
Federal
Faults in the Gulf Coast [gcfaultsg]
Department of the Interior —
These mapped faults are modified from Plate 2, Principal structural features, Gulf of Mexico Basin (compiled by T.E. Ewing and R.F. Lopez) in Volume J, The Geology of... -
State
Lake Bathymetry Contours Lines
State of Connecticut —
See full Data Guide here. Lake Bathymetry describes the water depth for selected reservoirs, lakes, ponds, and coves in Connecticut. It includes depth contours, also... -
Federal
Bathymetric Map of the Bering/Chukchi Sea
Department of the Interior —
Two bathymetric maps were developed by the U.S. Geological Survey, one for the Chukchi Sea and Arctic Ocean, and one for the Aleutian Trench and Bering Sea. The 2... -
Federal
Modified topobathymetric elevation data for Lake Powell
Department of the Interior —
This dataset provides a modified version of the previously published Lake Powell topobathymetric digital elevation model (TBDEM; Poppenga and others, 2020). The...