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Federal
Tropic of Cancer
National Oceanic and Atmospheric Administration, Department of Commerce —
The Tropic of Cancer lies at 23d 26' 22" (23.4394 degrees) north of the Equator and marks the most northerly latitude at which the sun can appear directly overhead at... -
Federal
Prime Meridian
National Oceanic and Atmospheric Administration, Department of Commerce —
The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0 degrees. The Prime Meridian and its opposite, the Antimeridian (at... -
Federal
Flood Hazard Zones - Guam
National Oceanic and Atmospheric Administration, Department of Commerce —
FEMA Flood Hazard Zones for Guam. -
University
New Mexico Quad Grid for 7.5' USGS Quads
Earth Data Analysis Center, University of New Mexico —
This dataset shows the USGS quadrangles for the State of New Mexico. This shapefile is based on the 7.5 minute Index map. -
Federal
WaveWatch III (WW3) Global Wave Model
National Oceanic and Atmospheric Administration, Department of Commerce —
Through a collaborative effort with NOAA/NCEP and NWS Honolulu, the University of Hawaii has implemented a global-scale WaveWatch III (WW3) 7-day model with a 5-day... -
Federal
NOAA/NCEP Global Forecast System (GFS) Atmospheric Model: Pacific
National Oceanic and Atmospheric Administration, Department of Commerce —
U.S. National Oceanic and Atmospheric Administration (NOAA) National Centers for Environmental Prediction (NCEP) Global Forecast System (GFS) numerical weather... -
Federal
USGS 10-m Digital Elevation Model (DEM): Hawaii: Big Island: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for Big Island in Hawaii derived from United States Geological Survey (USGS) 1/3... -
Federal
Tropic of Capricorn
National Oceanic and Atmospheric Administration, Department of Commerce —
The Tropic of Capricorn lies at 23d 26' 22" (23.4394 degrees) south of the Equator and marks the most southerly latitude at which the sun can appear directly overhead... -
Federal
Antimeridian
National Oceanic and Atmospheric Administration, Department of Commerce —
The Antimeridian is the +/-180 degree line of longitude, exactly opposite the Prime Meridian. It is often used as the basis for the International Date Line (IDL)... -
University
GNIS: Water Features
Earth Data Analysis Center, University of New Mexico —
The Geographic Names Information System (GNIS) actively seeks data from and partnerships with Government agencies at all levels and other interested organizations.... -
Federal
TIGER/Line Shapefile, 2020, Nation, U.S., Metropolitan Divisions
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
Main Hawaiian Islands Multibeam Bathymetry Synthesis: 1-km Bathymetry and Topography
National Oceanic and Atmospheric Administration, Department of Commerce —
A 50-m resolution gridded synthesis of all available bathymetry (ocean depth) data for the main Hawaiian Islands, from the Hawaii Mapping Research Group (HMRG) in the... -
Federal
ETOPO5 Global Surface Relief
National Oceanic and Atmospheric Administration, Department of Commerce —
ETOPO5 is a 5 arc-minute global relief model of Earth's surface that integrates land topography and ocean bathymetry. It was built from numerous global and regional... -
Federal
Fish Aggregation Devices (FADs) - Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
Location of fish aggregation device (FAD) buoys within the Main Hawaiian Islands. Fishermen in Hawaii and other parts of the world have long known that tunas and... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
Galapagos Islands, Ecuador 3 sec Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Environmental Information is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated... -
Federal
USGS 10-m Digital Elevation Model (DEM): Hawaii: Oahu: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for the island of Oahu in Hawaii derived from United States Geological Survey... -
Federal
New Orleans, Louisiana 1/3 arc-second MHW Coastal Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions in the Gulf of Mexico.... -
Federal
British Columbia 3 arc-second Bathymetric Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
The 3 arc-second British Columbia DEM will be used to support NOAA's tsunami forecast system and for tsunami inundation modeling. This DEM covers the coastal area... -
Federal
U.S. Level III and IV Ecoregions (U.S. EPA)
U.S. Environmental Protection Agency —
This map service displays Level III and Level IV Ecoregions of the United States and was created from ecoregion data obtained from the U.S. Environmental Protection...
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