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The Oconaluftee River [4] drains the south-central Oconaluftee valley of the Great Smoky Mountains in Western North Carolina before emptying into the Tuckasegee River.The river flows through the Qualla Boundary, a federal land trust that serves as a reserve for the Eastern Band of the Cherokee, the only federally recognized tribe in North Carolina.
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.
All rivers with average discharge more than 15,000 cubic feet per second are listed. Estimates are approximate, because data are variable with time period measured and also because many rivers lack a gauging station near their point of outflow.
Aquifers of the United States Withdrawal rates from the Ogallala Aquifer.. This is a list of some aquifers in the United States.. Map of major US aquifers by rock type. An aquifer is a geologic formation, a group of formations, or a part of a formation that contains sufficient saturated permeable material to yield significant quantities of water to groundwater wells and springs.
For USGS water-use reports, surface water is considered freshwater when it contains less than 1,000 milligrams per liter (mg/L) of dissolved solids. [2] There are three major types of surface water. Permanent (perennial) surface waters are present year round, and includes lakes, rivers and wetlands (marshes and swamps).
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 ...
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.