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The Arkansas Valley is a Level III ecoregion designated by the Environmental Protection Agency (EPA) in the U.S. states of Arkansas and Oklahoma.It parallels the Arkansas River between the flat plains of western Oklahoma and the Arkansas Delta, dividing the Ozarks and the Ouachita Mountains with the broad valleys created by the river's floodplain, occasionally interrupted by low hills ...
The level III ecoregions in Arkansas are the South Central Plains (35), Ouachita Mountains (36), Arkansas Valley (37), Boston Mountains (38), Ozark Highlands (39), Mississippi Alluvial Plain (73), Mississippi Valley Loess Plains (74). (Compare to map of Level IV ecoregions.) This list of ecoregions in Arkansas provides an overview of ecoregions ...
Arkansas Valley may refer to: the floodplain and associated areas along the Arkansas River in Colorado, Kansas, Oklahoma, and Arkansas; Arkansas River Valley region in Arkansas; Arkansas Valley (ecoregion), an ecoregion defined by the United States Environmental Protection Agency in Arkansas and Oklahoma
The Arkansas River Valley, also known as the Arkansas Valley, is a region in Arkansas defined by the Arkansas River in the western part of the state. Generally defined as the area between the Ozark and Ouachita Mountains, [1] the River Valley is characterized by flat lowlands covered in fertile farmland and lakes periodically interrupted by high peaks.
USGS Hydrologic Unit Map – State of Arkansas (1974) See also. List of rivers in the United States This page was last edited on 10 February 2025, at 23:45 ...
The Arkansas Headwaters Recreation Area (AHRA) is a state park in Colorado, U.S. The park is jointly administered by Colorado Parks and Wildlife, the Bureau of Land Management, and the United States Forest Service. The park's joint headquarters and visitor center is in Salida, Colorado.
Amid torrential downpours, Death Valley National Park's valley floor has received a record 4.9 inches in the past six months, far surpassing the average annual rainfall of about 2 inches per year ...
The United States Army Corps of Engineers constructed Beaver Dam during the years 1960–1966, impounding a major part of the White River and creating Beaver Lake and flooding much of the valley including the remains of the historic resort town Monte Ne. The dam is located 9 miles (14 km) northwest of Eureka Springs, Arkansas. Construction of ...