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97 datasets found
  • 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

    NOAA Charted Submarine Cables 10 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

    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

    Harmful Algal Blooms

    National Oceanic and Atmospheric Administration, Department of Commerce —

    Multiple Harmful Algae Bloom (HAB) (K. brevis) data sets were obtained for this data layer, including Harmful Algal BloomS Observing System data (HABSOS) from NCEI...
  • Federal

    Bathymetric Contours

    National Oceanic and Atmospheric Administration, Department of Commerce —

    These data show bathymetric contours (isobaths) that help characterize the general physiographic patterns of the seafloor. Contour intervals are every 10 m from zero...
  • 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

    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

    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

    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

    Chlorophyll-a

    National Oceanic and Atmospheric Administration, Department of Commerce —

    This algorithm returns the near-surface concentration of chlorophyll-a (chlor_a) in mg m-3, calculated using an empirical relationship derived from in situ...
  • Federal

    Artificial Reefs

    National Oceanic and Atmospheric Administration, Department of Commerce —

    Artificial reefs provide new or enhanced hard-bottom habitat to areas that may or may not be habitat limited. Artificial habitat provides space that is quickly...
  • Federal

    Aquaculture

    National Oceanic and Atmospheric Administration, Department of Commerce —

    These data show the location of aquaculture operations within coastal and offshore waters of the United States. Aquaculture types may include aquatic organisms such...
  • 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...
  • Federal

    Indian Lands

    National Oceanic and Atmospheric Administration, Department of Commerce —

    This dataset depicts feature location, selected demographics, and other associated data for American Indian Reservations, Alaska Native Villages, Federally Recognized...
  • Federal

    Weather Radar Stations

    National Oceanic and Atmospheric Administration, Department of Commerce —

    These data represent Next-Generation Radar (NEXRAD) and Terminal Doppler Weather Radar (TDWR) weather radar stations within the US. The NEXRAD radar stations are...
  • 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

    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...
97 datasets found

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