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Federal
Nationwide Automatic Identification System 2025
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
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
National Estuarine Research Reserve System - NERRS - Water Quality Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Water quality observations made over long time periods can provide important feedback to scientists and to local, state, and national resource managers about actions... -
Federal
Autonomous Surface Vehicle Side-Scan-Sonar Mosaic of Apalachicola Bay, Florida
National Oceanic and Atmospheric Administration, Department of Commerce —
These data were collected under a cooperative mapping program between the U.S. Geological Survey (USGS), the National Oceanic and Atmospheric Administration Office... -
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
Nationwide Automatic Identification System 2024
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
National Fish Habitat Action Plan (NFHAP) - Coastal Spatial Framework and Coastal Indicator Data
National Oceanic and Atmospheric Administration, Department of Commerce —
The NFHAP Coastal Spatial Framework and Indicator Datasets consist of a geospatial base layer developed in ArcGIS, and associated data fields joined to the spatial... -
State
Migratory Waterfowl
State of Connecticut —
Migratory Waterfowl is a 1:24,000-scale, polygon feature-based layer that depicts the concentration areas of migratory waterfowl at specific locations within... -
Federal
Federal and State Waters
National Oceanic and Atmospheric Administration, Department of Commerce —
These data show the geographic representation of Federal and State Waters for the purpose of display in the MarineCadastre.gov OceanReports application. The boundary... -
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
Light Attenuation Kd490
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset represents monthly and annual mean summaries for Kd490 for the time period from 2000/2001 to 2017/2018, depending on the month and data available (see... -
State
Alaska landslide inventory database
State of Alaska —
Alaska landslide inventory database, Digital Data Series 23, provides a catalog of slope instabilities across Alaska and documents the development of the Alaska... -
State
Coastal Area Polygon
State of Connecticut —
Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the... -
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...
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