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University
National Park Boundaries
Earth Data Analysis Center, University of New Mexico —
National Park Service unit boundaries. -
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
Exclusive Economic Zones (EEZs) - U.S.-Affiliated Pacifc Islands
National Oceanic and Atmospheric Administration, Department of Commerce —
These boundaries represent the exclusive economic zones (EEZ) for U.S.-affiliated Pacific Islands, including Hawaii, American Samoa, the Commonwealth of the Northern... -
Federal
Elevation Contours, 10m - Manua, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
10m elevation contours of Manu'a, American Samoa: Ofu, Olosega and Ta'u. -
Federal
Flood Hazard Zones - Tutuila, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
FEMA Flood hazard zones for the island of Tutuila, American Samoa -
Federal
USGS 10-m Digital Elevation Model (DEM): American Samoa: Ofu and Olosega: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for the Manua Islands of Ofu and Olosega in American Samoa derived from United... -
Federal
Watersheds, Minor - Tutuila, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Minor watersheds of Tutuila, American Samoa. -
Federal
Elevation Contours, 20m - Manua, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
20m elevation contours of Manu'a, American Samoa: Ofu, Olosega and Ta'u. -
Federal
Sea Level Rise: American Samoa: Extreme High-Tide Flooding: 2100 High Scenario: 50 Days Per Year
National Oceanic and Atmospheric Administration, Department of Commerce —
This extreme high-tide flooding layer provides a prediction of future sea level rise (SLR) inundation and was produced using a passive flooding model, often referred... -
Federal
Vertical Land Motion - Tutuila and Aunuu, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Land subsidence rates across Tutuila and Aunuu are drawn from recent work by Huang et al. (2022) showing that the average rate of subsidence on these islands is... -
Federal
Territorial Sea - U.S.-Affiliated Pacifc Islands
National Oceanic and Atmospheric Administration, Department of Commerce —
These boundaries represent the territorial sea for U.S.-affiliated Pacific Islands, including Hawaii, American Samoa, the Commonwealth of the Northern Mariana Islands... -
Federal
NOAA Shallow-Water Benthic Habitats: American Samoa: Manua Islands
National Oceanic and Atmospheric Administration, Department of Commerce —
Benthic habitat maps for the nearshore, shallow (< 30 m) coastal waters of the Manua Islands (Ofu, Olosega, and Tau) of American Samoa. NOAA's National Centers for... -
Federal
USGS 10-m Digital Elevation Model (DEM): American Samoa: Ofu and Olosega
National Oceanic and Atmospheric Administration, Department of Commerce —
A 10-meter resolution land surface digital elevation model (DEM) for the Manua Islands of Ofu and Olosega in American Samoa from U.S. Geological Survey (USGS) 1/3... -
Federal
Turbidity (Kd490) Maximum Monthly Climatological Mean, 1998-2018 - American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Spectrally resolved water-leaving radiances (ocean color) and inferred chlorophyll concentration are key to studying phytoplankton dynamics at seasonal and inter-... -
Federal
Turbidity (Kd490) Standard Deviation of Long-term Mean, 1998-2018 - American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Spectrally resolved water-leaving radiances (ocean color) and inferred chlorophyll concentration are key to studying phytoplankton dynamics at seasonal and inter-... -
Federal
Hard-Soft Seafloor Classification, 40m - Swains, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Preliminary hard and soft seafloor substrate map derived from an unsupervised classification of multibeam backscatter and bathymetry derivatives at Swains Island,... -
Federal
Sea Level Rise: American Samoa: Extreme High-Tide Flooding: 2050 Intermediate-High Scenario: 50 Days Per Year
National Oceanic and Atmospheric Administration, Department of Commerce —
This extreme high-tide flooding layer provides a prediction of future sea level rise (SLR) inundation and was produced using a passive flooding model, often referred... -
Federal
County Boundaries - Tutuila, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
County boundaries of Tutuila, American Samoa. -
Federal
Wetlands - American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
American Samoa wetlands from American Samoa Environmental Protection Agency (ASEPA) watershed study by Pederson Planning Consultants. -
Federal
Sea Level Rise: American Samoa: Extreme High-Tide Flooding: 2060 High Scenario: 1 Day Per Year
National Oceanic and Atmospheric Administration, Department of Commerce —
This extreme high-tide flooding layer provides a prediction of future sea level rise (SLR) inundation and was produced using a passive flooding model, often referred...
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