-
Federal
Maritime Limits and Boundaries of United States of America NGDA 100 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
Endangered Species Act 17 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The purpose of the Endangered Species Act (ESA) is to protect and recover imperiled species and the ecosystems upon which they depend. The U.S. Fish and Wildlife... -
Federal
AIS Vessel Tracks 2022 13 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
A vessel track shows the location and characteristics of commercial and recreational boats as a sequence of positions transmitted by an Automatic Identification... -
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
NOAA Charted Submarine Cables 11 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
These data depict the occurrence of submarine cables in and around U.S. navigable waters. The geographic extent of these data is greater than the "NASCA Submarine... -
Federal
Significant Wave Height and Direction 11 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
NOAA ENC Direct to GIS 10 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in... -
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
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
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
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
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
Tropical Cyclone Wind Exposure
National Oceanic and Atmospheric Administration, Department of Commerce —
Hurricanes and other tropical cyclones pose a high risk to people, property, and ecosystems along the coastline of the United States. The impact of these storms can... -
Federal
Offshore Oil and Gas Wells
National Oceanic and Atmospheric Administration, Department of Commerce —
These data show the location of oil and gas wells within U.S. and territorial waters. The values of an oil and gas well record can change considerably over time, and... -
Federal
AIS Vessel Tracks 2017
National Oceanic and Atmospheric Administration, Department of Commerce —
Vessels traveling in U.S. coastal and inland waters frequently use Automatic Identification Systems (AIS) for navigation safety. The U.S. Coast Guard collects AIS...