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The Dry Fork is a 39.1-mile-long (62.9 km) [2] tributary of the Black Fork of the Cheat River in the Allegheny Mountains of eastern West Virginia, USA.Via the Black Fork, the Cheat, and the Monongahela and Ohio rivers, it is part of the watershed of the Mississippi River.
U.S. Route 19 bridge over the Valley River at Murphy, North Carolina in 1937. The Valley River is a tributary of the Hiwassee River.It arises as a pair of springs in the Snowbird Mountains of Cherokee County, North Carolina and descends 2,960 feet (900 m) [5] in elevation in approximately forty miles (64 km) to enter the Hiwassee embayment at present-day Murphy, North Carolina.
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.
This map of United States water resource subregion hydrologic units updated boundaries to include the ocean as well as the portions of the basins that cross international borders For the use of hydrologists, ecologists, and water-resource managers in the study of surface water flows in the United States, the United States Geological Survey ...
Georeferenced map images are available from the USGS as digital raster graphics (DRGs) in addition to digital data sets based on USGS maps, notably digital line graphs (DLGs) and digital elevation models (DEMs). In 2015, the USGS unveiled the topoView website, a new way to view their entire digitized collection of over 178,000 maps from 1884 to ...
West Virginia covers an area of 24,229.76 square miles (62,754.8 km 2), with 24,077.73 square miles (62,361.0 km 2) of land and 152.03 square miles (393.8 km 2) of water, making it the 41st-largest state in the United States. [3]
The Tygart Valley River in Elkins in 2006 Tygart River Lake and Dam near Grafton, West Virginia. View is upriver to the south. The Tygart Valley River — also known as the Tygart River — is a principal tributary of the Monongahela River, approximately 135 miles (217 km) long, [3] in east-central West Virginia in the United States.
A USGS stream gauge on the creek near Richwood recorded a mean annual discharge of 233.6 cu ft/s (6.61 m 3 /s) during water years 1945-2019. The highest annual mean discharge during the period was 318 cu ft/s (9.0 m 3 /s) in water year 1979, and the lowest was 126.2 cu ft/s (3.57 m 3 /s) in water year 1999.