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Federal
USGS Surface-Water Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Aerial Images of Alaska's Arctic Coastal Plain, 1948-1949
Department of the Interior —
This dataset is comprised of 35 geo-referenced aerial images of four study areas (Teshekpuk Lake Special Area, Chipp River, Colville River Delta, and Dalton Highway... -
Federal
AMSR-E/Aqua 5-Day L3 Global Snow Water Equivalent EASE-Grids V002
National Aeronautics and Space Administration —
These Level-3 Snow Water Equivalent (SWE) data sets contain SWE data and quality assurance flags mapped to Northern and Southern Hemisphere 25 km Equal-Area Scalable... -
Federal
International Bathymetric Chart of the Arctic Ocean, Version 2.23
National Oceanic and Atmospheric Administration, Department of Commerce —
The goal of this initiative is to develop a digital data base that contains all available bathymetric data north of 64 degrees North, for use by mapmakers,... -
Federal
International Bathymetric Chart of the Arctic Ocean, Version 3.0
National Oceanic and Atmospheric Administration, Department of Commerce —
IBCAO Version 3.0 represents the largest improvement since 1999 taking advantage of new data sets collected by the circum-Arctic nations, opportunistic data collected... -
Federal
EPA Tribes (2 of 6): Alaska Native Villages
U.S. Environmental Protection Agency —
This layer represents center points of Alaska Native Villages. The Alaska Native Villages are associated with Federally recognized tribal entities.