-
Federal
TIGER/Line Shapefile, 2019, nation, U.S., Primary Roads National Shapefile NGDA 193 recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
NOAA NEXt-Generation RADar (NEXRAD) Products NGDA 106 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level III weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,... -
Federal
Large Scale International Boundaries NGDA 55 recent views
Department of State —
Overview The Office of the Geographer and Global Issues at the U.S. Department of State produces the Large Scale International Boundaries (LSIB) dataset. The current... -
Federal
USGS Hill Shade Base Map Service from The National Map NGDA 52 recent views
U.S. Geological Survey, Department of the Interior —
The USGS Shaded Relief base map service from The National Map was created with data from the 3D Elevation Program (3DEP) for large and medium scales (1:9,028 through... -
Federal
National Bridge Inventory NGDA 50 recent views
Department of Transportation —
The National Bridge Inventory dataset is as of June 15, 2023 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation... -
Federal
Inland Electronic Navigational Charts (IENC) NGDA 44 recent views
Army Corps of Engineers, Department of the Army, Department of Defense —
These Inland Electronic Navigational Charts (IENCs) were developed from available data used in maintenance of Navigation channels. Users of these IENCs should be... -
Federal
Maritime Limits and Boundaries of United States of America NGDA 44 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA is responsible for depicting on its nautical charts the limits of the 12 nautical mile Territorial Sea, 24 nautical mile Contiguous Zone, and 200 nautical mile... -
Federal
Tides and Currents Map: an interactive map of all CO-OPS stations NGDA 27 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This interactive map has many features designed to provide a quick and easy way to find a Center for Operational Oceanographic Products and Services (CO-OPS) station.... -
Federal
NOAA Electronic Navigational Charts (ENC) NGDA 26 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Office of Coast Survey (OCS) has been involved in the development of a NOAA Electronic Navigational Chart (NOAA ENC) suite to support the marine transportation... -
Federal
Aviation Facilities NGDA 26 recent views
Department of Transportation —
The Aviation Facilities dataset is updated every 28 days from the Federal Aviation Administration (FAA) and is part of the U.S. Department of Transportation... -
Federal
List of National Geospatial Data Assets (NGDAs) Portfolio Datasets As Endorsed by the Federal Geospatial Data Committee (FGDC) NGDA 25 recent views
Federal Geographic Data Committee —
An National Geospatial Data Asset (NGDA) is defined as a geospatial dataset that has been designated by the FGDC Steering Committee and meets at least one of the... -
Federal
Sea Level Trends: Sea Level Variations of the United States Derived from National Water Level Observation Network Stations NGDA 23 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Water level records are a combination of the fluctuations of the ocean and the vertical land motion at the location of the station. Monthly mean sea level (MSL)... -
Federal
North American Rail Network (NARN) Rail Nodes NGDA 19 recent views
Department of Transportation —
The North American Rail Network (NARN) Rail Nodes dataset was created in 2016 and was updated on April 17, 2024 from the Federal Railroad Administration (FRA) and is... -
Federal
Series Information for 2020 Census Voting District (VTD) State-based TIGER/Line Shapefiles, Current NGDA 18 recent views
U.S. Census Bureau, Department of Commerce —
This is a series-level metadata record. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information... -
Federal
Multibeam Bathymetry Database (MBBDB) NGDA 17 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
Coastal Change Analysis Program (C-CAP) High Resolution Land Cover and Change Data NGDA 13 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA Coastal Change Analysis Program (C-CAP) produces national standardized high resolution land cover and change products for the coastal regions of the U.S. and... -
Federal
USGS Structures Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) USGS National Structures Dataset NGDA 10 recent views
U.S. Geological Survey, Department of the Interior —
USGS Structures from The National Map (TNM) consists of data to include the name, function, location, and other core information and characteristics of selected... -
Federal
Continuously Updated Digital Elevation Model (CUDEM) - 1/3 Arc-Second Resolution Bathymetric-Topographic Tiles NGDA 10 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Environmental Information (NCEI) is developing a suite of digital elevation models (DEMs) for the U.S. coast to support a variety of NOAA... -
Federal
Series Information for All Roads County-based TIGER/Line Shapefiles, Current NGDA 10 recent views
U.S. Census Bureau, Department of Commerce —
This is a series-level metadata record. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information...