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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
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2v3 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of the previous release... -
Federal
Shipping Fairways, Lanes, and Zones for US waters
National Oceanic and Atmospheric Administration, Department of Commerce —
Various shipping zones delineate activities and regulations for marine vessel traffic. Traffic lanes define specific traffic flow, while traffic separation zones... -
Federal
R-Factor for the Conterminous United States
National Oceanic and Atmospheric Administration, Department of Commerce —
The rainfall-runoff erosivity factor (R-Factor) quantifies the effects of raindrop impacts and reflects the amount and rate of runoff associated with the rain. The... -
Federal
Significant Wave Height and Direction
National Oceanic and Atmospheric Administration, Department of Commerce —
Significant wave height is a spectrally derived time-series, which is the average of the highest third of the waves in a random seaway and roughly corresponds to the... -
Federal
Marine Protected Areas (MPA) Inventory 2023-2024 NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA MPA Inventory represents a collection of data compiled from various federal, state, tribal and territorial entities to provide a publicly available source of... -
Federal
Congressional Districts
National Oceanic and Atmospheric Administration, Department of Commerce —
These data depict the 117th Congressional Districts and their representatives for the United States. Congressional districts are the 435 areas from which members are... -
Federal
2017 Vessel Transit Counts by Type
National Oceanic and Atmospheric Administration, Department of Commerce —
Automatic Identification Systems (AIS) are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and... -
Federal
Gridded multibeam bathymetry of Guam Island, Guam U.S. Territory
National Oceanic and Atmospheric Administration, Department of Commerce —
Gridded bathymetry at 60m resolution surrounding Guam Island, Guam U.S. Territory. Bottom coverage was achieved in depths between 0 and ~3500 meters. The Arc ASCII... -
Federal
Danger Zones and Restricted Areas
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represent the location of Danger Zones and Restricted Areas within coastal and marine waters, as outlined by the Code of Federal Regulations (CFR) and the... -
Federal
Slope grid derived from gridded bathymetry of Galvez Bank, South Galvez Bank, and 11-Mile Reef, Territory of Guam, USA.
National Oceanic and Atmospheric Administration, Department of Commerce —
Slope is derived from gridded (5 m cell size) multibeam bathymetry, collected aboard NOAA Ship Oscar Elton Sette. Cell values reflect the maximum rate of change (in... -
Federal
Offshore Mean Annual Wind Speed at 90 m
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represents the predicted mean annual wind speeds at 90 m height presented at a spatial resolution of 200 m. Areas with annual average wind speed of 7... -
Federal
Time-Series Data on the Ocean and Great Lakes Economy for Counties, States, and the Nation between 2005 and 2019 (Sector Level)
National Oceanic and Atmospheric Administration, Department of Commerce —
Economics: National Ocean Watch (ENOW) contains annual time-series data for over 400 coastal counties, 30 coastal states, 8 regions, and the nation, derived from the... -
Federal
Military Training Routes
National Oceanic and Atmospheric Administration, Department of Commerce —
Training Areas are geographic areas that provide a safe and realistic environment for training Sailors and testing systems. The MarineCadastre.gov team worked with... -
Federal
H13449: NOS Hydrographic Survey , 2021-07-21
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe...
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