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Federal
Electric Power Substations 150 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This feature class represents known electric power substations within the continental US and Puerto Rico that are located within 20 miles of the coastline.... -
Federal
Significant Wave Height and Direction 21 recent views
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
Aids to Navigation 12 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set identifies aids to navigation, or ATONs, such as lights, signals, buoys, and day beacons, that are intended to assist a navigator to determine position... -
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
Navigation Channels
National Oceanic and Atmospheric Administration, Department of Commerce —
This layer shows coastal channels and waterways that are maintained and surveyed by the U.S. Army Corps of Engineers. These channels are necessary transportation... -
Federal
AIS Vessel Transit Counts 2021
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
Offshore Wind Speed and Direction
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represent the average monthly wind speed and direction at the surface of the ocean. Source data includes values from January 1, 1979, to December 31, 2010,... -
Federal
National Marine Sanctuaries
National Oceanic and Atmospheric Administration, Department of Commerce —
These data show the 15 national marine sanctuaries in the United States. The National Marine Sanctuaries Act (NMSA) authorizes the Secretary of Commerce to designate... -
Federal
Ecological Marine Units: Water Quality
National Oceanic and Atmospheric Administration, Department of Commerce —
A compilation of ocean water quality (temperature, salinity, and dissolved oxygen) data at ¼ degree spatial resolution for the entire United States Exclusive... -
Federal
Regulated Navigation Areas
National Oceanic and Atmospheric Administration, Department of Commerce —
Regulated Navigation Areas (RNA) as outlined in 33 CFR Part 165 are established to regulate vessels and their movement within a specific area. The District Commander... -
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
High Frequency Radar Locations
National Oceanic and Atmospheric Administration, Department of Commerce —
High frequency radar can measure the speed and direction of ocean surface currents in near real time. These radars can measure currents over a large region of the... -
Federal
US Wave by Month
National Oceanic and Atmospheric Administration, Department of Commerce —
These data depict a wave energy resource characterization for the US Exclusive Economic Zone. This climatology is based on a multi-resolution 32 year hindcast that... -
Federal
Coastal Critical Habitat Designations
National Oceanic and Atmospheric Administration, Department of Commerce —
The Endangered Species Act (ESA) requires the Federal government to designate critical habitat, areas of habitat essential to the species' conservation, for ESA... -
Federal
Coastal Barrier Resource System
National Oceanic and Atmospheric Administration, Department of Commerce —
To remove the federal incentive to develop coastal barriers, the Coastal Barrier Resources Act designated relatively undeveloped coastal barriers along the Atlantic...
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