Reelfoot Lake — LLMpedia

Reelfoot Lake
Name	Reelfoot Lake
Location	Lake County and Obion County, Tennessee; Fulton County, Kentucky
Coordinates	36°22′N 89°19′W
Type	Natural lake, wetland
Area	15,000 acres (approximate original)
Formed	1811–1812 earthquakes
Elevation	299 ft

Contents

Reelfoot Lake is a shallow natural lake in northwest Tennessee and southwest Kentucky formed by the 1811–1812 New Madrid earthquakes and bordered by Lake County, Tennessee, Obion County, Tennessee, and Fulton County, Kentucky. The lake is within the Reelfoot Lake State Park and near the town of Tiptonville, Tennessee, and it has been the focus of geological, ecological, and cultural study by institutions such as the United States Geological Survey, the Tennessee Wildlife Resources Agency, and the University of Tennessee. Conservation efforts involve partnerships with the National Park Service, Tennessee Valley Authority, and local stakeholders including the Friends of Reelfoot Lake and tribal organizations.

Geology and Formation

Reelfoot Lake occupies a subsided basin created during the series of New Madrid earthquakes in 1811–1812, events recorded by observers in New Orleans, St. Louis, and Nashville and analyzed by geologists from the United States Geological Survey and the Missouri Botanical Garden. The seismic activity along the New Madrid Seismic Zone caused lateral spreading, sand blows, and liquefaction documented in reports by the American Geophysical Union and the Geological Society of America, producing a sag pond that flooded lowlands adjacent to the Mississippi River, the Obion River, and the Missouri River distributaries. Stratigraphic studies by teams at the University of Missouri and the University of Tennessee at Martin reveal peat, alluvium, and buried soil horizons consistent with rapid subsidence and river avulsion similar to features mapped by the Mississippi River Commission. Paleoseismology using cores compared to work from the Lamont–Doherty Earth Observatory and the Wisconsin Geological Survey supports recurrence models used by the Federal Emergency Management Agency.

The lake basin was inhabited by indigenous peoples associated with the Mississippian culture, and later by communities linked to the Cherokee Nation, the Choctaw Nation, and the Chickasaw Nation before European-American settlement. Early 19th-century accounts from travelers like Meriwether Lewis and Zebulon Pike describe the landscape transitions that followed the New Madrid earthquakes, while contemporary newspapers in Memphis and Nashville chronicled land disputes and settlement patterns tied to the lake. During the 19th and 20th centuries, economic activities connected to the lake involved participants from Cotton Belt trade networks, labor drawn from African American communities in the postbellum era, and political debates in the Tennessee General Assembly and the Kentucky General Assembly over management and ownership. Folklore recorded by the Smithsonian Institution and the Tennessee Historical Commission links the lake to regional stories preserved in the collections of the Library of Congress and the Tennessee State Museum.

The wetland complex supports assemblages studied by the Tennessee Wildlife Resources Agency, the Audubon Society, and the National Audubon Society chapters active in Memphis and Nashville, hosting migratory birds on the Mississippi Flyway such as species of Anas ducks, Ardea herons, and Ardea herodias representatives. Fish communities include populations targeted by anglers from organizations like the Bass Anglers Sportsman Society and researchers at the United States Fish and Wildlife Service, with species formerly abundant such as Micropterus salmoides and Ictalurus punctatus. The basin contains flooded bottomland hardwood forests dominated by genera linked to the Lauraceae and Fagaceae families and supports amphibian and reptile assemblages documented by the Herpetological Conservation Society and the Smithsonian National Museum of Natural History. Invasive species management parallels programs run by the United States Department of Agriculture and the Tennessee Invasive Plant Council addressing nonnative plants and animals that alter trophic dynamics noted in studies from the University of Kentucky and the Vanderbilt University biology department.

Hydrologic dynamics of the lake are influenced by inputs from tributaries mapped by the United States Geological Survey and by backwater effects from the Mississippi River; engineers from the Army Corps of Engineers and planners at the Tennessee Valley Authority have modeled stage, discharge, and sediment transport. Water control structures and policies administered by the Tennessee Wildlife Resources Agency and state water authorities regulate drawdowns, flood control, and habitat restoration, integrating frameworks from the Clean Water Act and simulation tools developed at the National Oceanic and Atmospheric Administration and the Environmental Protection Agency. Long-term monitoring programs coordinated with the University of Tennessee Institute of Agriculture and the Kentucky Division of Water track nutrient loading, dissolved oxygen, and trophic status using protocols from the USGS National Water Information System.

Reelfoot Lake State Park and facilities managed by the Tennessee Department of Environment and Conservation and the Tennessee Parks and Greenways Foundation support recreational opportunities such as birdwatching promoted by the Audubon Society and boating events coordinated with the United States Coast Guard Auxiliary and local marinas. Angling tournaments draw participants affiliated with the Bass Anglers Sportsman Society and regional tourism bureaus in Lake County, Tennessee, with nearby lodging marketed by the Tennessee Tourism office and events listed by the National Park Service when linked to heritage programs. Cultural tourism includes interpretive exhibits developed in partnership with the Tennessee State Museum, guided boat tours operated by local businesses, and seasonal festivals covered by regional media outlets such as The Commercial Appeal and the Memphis Flyer.

Conservation is implemented through collaborations among the Tennessee Wildlife Resources Agency, the U.S. Fish and Wildlife Service, the Tennessee Department of Environment and Conservation, and non-governmental organizations like the Tennessee Ornithological Society and the Nature Conservancy. Management actions address wetland restoration, invasive species control, and fishery regulations guided by science from the University of Tennessee, the University of Kentucky, and consulting from the USGS and NOAA. Policy instruments coordinate with state legislation in the Tennessee General Assembly and grant programs administered by the National Fish and Wildlife Foundation and the United States Department of Agriculture to secure habitat protection, public access, and research funding linked to regional conservation initiatives.

Category:Lakes of Tennessee Category:Lakes of Kentucky