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A water resource region is the first level of classification used by the United States Geological Survey to divide and sub-divide the United States into successively smaller hydrologic units as part of the U.S. hydrologic unit system. This first level of classification divides the United States into 21 major geographic areas, or regions.
USGS Geographic Names Information System; USGS Hydrologic Unit Map - State of Georgia (1974) Graham, Paul K. (2010). Atlas of East and Coastal Georgia Watercourses and Militia Districts. The Genealogy Company. ISBN 0-9755312-3-9.
This is a list of all tripoints in which the boundaries of three (and only three) U.S. states converge at a single geographic point. Of the 60 such points, 36 are on dry land and 24 are in water. [ 1 ]
Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.
The USGS Coastal and Marine Science Center (formerly the USGS Center for Coastal Geology) has three sites, one for the Atlantic Ocean (located in Woods Hole, Massachusetts), one for the Pacific Ocean (located in Santa Cruz, California) and one for the Gulf of Mexico (located on the University of South Florida's St. Petersburg campus). The goal ...
The Red River flood of 1997 in the United States was a major flood that occurred in April 1997, along the Red River of the North in North Dakota and Minnesota.The flood reached throughout the Red River Valley, affecting the cities of Fargo, Moorhead, and Winnipeg, while Grand Forks and East Grand Forks received the most damage, where floodwaters reached over 3 miles (5 km) inland, inundating ...
The Big Sioux River is a tributary of the Missouri River in eastern South Dakota and northwestern Iowa in the United States. [2] It flows generally southwardly for 419 mi (674 km), [3] and its watershed is 9,006 sq mi (23,330 km 2). [1] The United States Board on Geographic Names settled on "Big Sioux River" as the stream's name in 1931. [4]
Shot within the North Dakota section of the Great Plains where a small population of Moose can be found. [1] The geography of North Dakota consists of three major geographic regions: in the east is the Red River Valley, west of this, the Missouri Plateau. The southwestern part of North Dakota is covered by the Great Plains, accentuated by the ...