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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
NOAA Electronic Navigational Charts (ENC) NGDA
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
NOAA NEXt-Generation RADar (NEXRAD) Products NGDA
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
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
Coastal Digital Elevation Models (DEMs)
National Oceanic and Atmospheric Administration, Department of Commerce —
Digital elevation models (DEMs) of U.S. and other coasts that typically integrate ocean bathymetry and land topography. The DEMs support NOAA's mission to understand... -
Federal
Maritime Limits and Boundaries of United States of America NGDA
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
ETOPO 2022 15 Arc-Second Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
ETOPO 2022, a global relief model with 15 arc-second resolution seamlessly integrating topographic and bathymetric data. The ETOPO 2022 model uses a combination of... -
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
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
Submarine Cable Areas - U.S. and Affiliated Territories
National Oceanic and Atmospheric Administration, Department of Commerce —
These data show the general location of commercial and research submarine cables within U.S. waters. The majority of these cables are for telecommunications, and the... -
Federal
Species Distribution: Dolphins - Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains a collection of known point locations of dolphins identified either via automated satellite tracking of tagged organisms or through direct human... -
Federal
Species Distribution: Humpback Whale - Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains a collection of known point locations of humpback whales identified through direct human observation via shipborne and aerial surveys. This can... -
Federal
Flood Hazard Zones - Guam
National Oceanic and Atmospheric Administration, Department of Commerce —
FEMA Flood Hazard Zones for Guam. -
Federal
Global Land One-kilometer Base Elevation (GLOBE) v.1
National Oceanic and Atmospheric Administration, Department of Commerce —
GLOBE is a project to develop the best available 30-arc-second (nominally 1 kilometer) global digital elevation data set. This version of GLOBE contains data from 11... -
Federal
U.S. Coastal Relief Model - Southern California Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
NGDC's U.S. Coastal Relief Model (CRM) provides a comprehensive view of the U.S. coastal zone integrating offshore bathymetry with land topography into a seamless... -
University
Tularosa, NM 1:250,000 Quad West Half USGS Land Use/Land Cover, 2000
Earth Data Analysis Center, University of New Mexico —
This land cover data set was produced as part of a cooperative project between the U.S. Geological Survey (USGS) and the U.S. Environmental Protection Agency (USEPA)... -
Federal
Shorelines - CNMI
National Oceanic and Atmospheric Administration, Department of Commerce —
Shorelines of the Commonwealth of the Northern Mariana Islands (CNMI). -
Federal
Municipal Boundaries - Guam
National Oceanic and Atmospheric Administration, Department of Commerce —
Municipal boundaries of Guam, Mariana Islands. -
Federal
ETOPO1 1 Arc-Minute Global Relief Model
National Oceanic and Atmospheric Administration, Department of Commerce —
In August 2008, the National Geophysical Data Center (NGDC), an office of the National Oceanic and Atmospheric Administration (NOAA), developed the ETOPO1 Global... -
Federal
Chignik, Alaska 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. These integrated...
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