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Federal
Chattanooga Shale: geospatial geologic structural datasets in Tennessee
Department of the Interior —
The Chattanooga Shale is relatively thin and generally continuous across the state, making it an important geologic horizon. In Tennessee, the Chattanooga Shale crops... -
State
Lake Bathymetry Contours Polygon
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
Spatial data set of mapped water-level changes in the High Plains aquifer, 2015 to 2017
Department of the Interior —
The High Plains aquifer extends from approximately 32 to 44 degrees north latitude and 96 degrees 30 minutes to 106 degrees west longitude. The aquifer underlies... -
State
MD iMAP: Maryland Watersheds - 8 Digit Watersheds
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This file (SWSUB8) is a statewide digital watershed file. It depicts the... -
Federal
CGRO/EGRET Revised Catalog of Gamma-Ray Sources
National Aeronautics and Space Administration —
The CGRO/EGRET Revised Catalog of Gamma-Ray Sources (EGR) is a catalog of point gamma-ray sources detected by the EGRET detector on the Compton Gamma Ray Observatory.... -
Federal
Contours--Offshore Pigeon Point, California
Department of the Interior —
This part of DS 781 presents data for the bathymetric contours for several seafloor maps of the Offshore Pigeon Point map area, California. The vector data file is... -
Federal
Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma
Department of the Interior —
This data set consists of digitized water-level elevation contours for the Central Oklahoma aquifer in central Oklahoma. This area encompasses all or part of... -
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... -
Federal
Digital Geologic-GIS Map of Fayette County, Pennsylvania (NPS, GRD, GRI, FONE, FRHI, FACO digital map) adapted from a Pennsylvania Geological Survey Water Resource Report map by McElroy (1988)
Department of the Interior —
The Digital Geologic-GIS Map of Fayette County, Pennsylvania is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data... -
Federal
Contours Offshore of Point Reyes Map Map Area, California
Department of the Interior —
This part of DS 781 presents data for the bathymetric contours for several seafloor maps of the Offshore of Point Reyes map area, California. The vector data file is... -
Federal
Annual California Sea Otter Census: 2017 Range Extent Shapefile
Department of the Interior —
The GIS shapefile "Range extent of southern sea otters 2017" is a simple polyline representing the geographic distribution of the southern sea otter (Enhydra lutris... -
Federal
Bedrock Data from Western Cape Cod, Massachusetts (WELLSITE shapefile, Geographic, NAD27)
Department of the Interior —
Cores collected from recent drilling in western Cape Cod, Massachusetts provide insight into the topography and petrology of the underlying bedrock. Cores from 64... -
Federal
Geologic Provinces of Africa, 2000 (prv7_2ag)
Department of the Interior —
This coverage includes arcs, polygons and polygon labels that describe U.S. Geological Survey defined geologic provinces of the Africa. Each province has a set of... -
State
Granite Mountain airborne electromagnetic survey, Kuskokwim Region, Alaska
State of Alaska —
Granite Mountain airborne electromagnetic survey, Kuskokwim Region, Alaska, Geophysical Report 2026-4, covers a portion of the Iditarod Quadrangle across part of the... -
Federal
10 meter bathymetric contours of the Cape Ann - Salisbury Beach MA Survey Area (BATHCNTR_10M, geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey, Coastal and... -
Federal
Database for the Surficial Geologic Map of the Charleston Region, Berkeley, Charleston, Colleton, Dorchester, and Georgetown Counties, South Carolina
Department of the Interior —
This database portrays the surface and shallow subsurface geology of the greater Charleston, S.C. region east of 80°30′ west and south of 33°15′ north. The region... -
Federal
Elevation Contours, 10m - Manua, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
10m elevation contours of Manu'a, American Samoa: Ofu, Olosega and Ta'u. -
Federal
Structure Contour of the Top of the Cotton Valley Group, Western Gulf and East Texas Basin and Louisiana-Mississippi Salt Basins Provinces (047, 048 and 049)
Department of the Interior —
This map shows the structural configuration on the top of the Cotton Valley Group in feet below sea level. The map was produced by calculating the difference between... -
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.