LLMpediaThe first transparent, open encyclopedia generated by LLMs

Cordell Hull Dam

Note: This article was automatically generated by a large language model (LLM) from purely parametric knowledge (no retrieval). It may contain inaccuracies or hallucinations. This encyclopedia is part of a research project currently under review.
Article Genealogy
Parent: Secretary of State Cordell Hull Hop 5 terminal

This article was accepted into the corpus but its outbound wikilinks were never NER-processed — typical at the deepest BFS hop or when the run's entity cap was reached. No expansion funnel to show.

Cordell Hull Dam
NameCordell Hull Dam
LocationClay, Overton, and Putnam counties, Tennessee, United States
CountryUnited States
StatusIn use
Construction began1938
Opening1943
OwnerUnited States Army Corps of Engineers
Dam typeConcrete gravity and earthen
Height122 ft (37 m)
Length1,530 ft (466 m)
ReservoirCordell Hull Lake
Reservoir capacity717,000 acre-feet (approx.)
Plant operatorTennessee Valley Authority (note: plant leased/operated arrangements)
Plant capacity40 MW (approx.)

Cordell Hull Dam Cordell Hull Dam is a multipurpose dam on the Caney Fork in north-central Tennessee, completed in 1943 and named for Cordell Hull, a Tennessee-born statesman and Secretary of State under Franklin D. Roosevelt. The project was authorized as part of regional water-resource development during the New Deal era and constructed principally by the United States Army Corps of Engineers with involvement from federal and state agencies. The impoundment formed by the dam, Cordell Hull Lake, is a major feature of the Caney Fork watershed and interfaces with transportation corridors, regional reservoirs, and conservation areas administered by agencies such as the Tennessee Valley Authority and the United States Fish and Wildlife Service.

History

The impetus for Cordell Hull Dam traces to flood concerns on the Caney Fork and tributaries of the Cumberland River, debated in the interwar period by members of Congress, including Tennessee representatives allied with Franklin D. Roosevelt's New Deal programs. Federal authorization followed coordination among the United States Army Corps of Engineers, the Tennessee Valley Authority, and congressional committees focused on river basin development like the House Committee on Public Works. Construction began in 1938 amid nationwide infrastructure expansion alongside projects such as Hoover Dam and other multipurpose reservoirs; wartime material demands slowed progress, but completion occurred in 1943. The site was named to honor Cordell Hull, a longtime U.S. Representative and Secretary of State who won the Nobel Peace Prize in 1945. Over subsequent decades, the project has been modified under federal mandates and Congressional appropriations for operations, safety inspections, and recreation management.

Design and Construction

Cordell Hull Dam combines concrete and earthfill components typical of mid-20th-century Corps projects influenced by engineering practices developed at sites like Bonneville Dam and Boulder (Hoover) Dam. Designers from the USACE Nashville District and consulting engineers integrated spillway gates, intake structures, and a controlled outlet to manage flows to downstream installations such as Great Falls Dam and other Cumberland River impoundments. Construction employed thousands of laborers, including local contractors and workforce mobilized in conjunction with state agencies like the Tennessee Department of Transportation for access infrastructure. Materials sourcing reflected regional supply chains tied to industrial centers including Nashville, Tennessee, and construction techniques drew on lessons from projects overseen by engineers who had worked on the Mississippi River Commission programs.

Specifications and Operations

The dam is approximately 122 feet high and 1,530 feet long, creating Cordell Hull Lake with a storage capacity measured in the hundreds of thousands of acre-feet and an operating pool managed for seasonal variation. Power generation facilities provide roughly 40 megawatts of hydroelectric capacity, operated under arrangements with the Tennessee Valley Authority and coordinated with downstream navigation and energy stakeholders including regional utilities and municipal water systems. Operational protocols follow standards established by the USACE Engineer Manual series and are subject to federal oversight through inspections and safety reviews performed by the Federal Energy Regulatory Commission and Corps divisions. Flood control, regulated releases, and environmental flow regimes are scheduled in consultation with agencies such as the United States Geological Survey for hydrologic data and the National Weather Service for flood forecasting.

Environmental and Ecological Impact

Creation of Cordell Hull Lake transformed riparian and floodplain habitats within the Caney Fork watershed, affecting species documented by the Tennessee Wildlife Resources Agency and impacting corridors used by migratory birds tracked by organizations like the Audubon Society. Reservoir inundation altered freshwater fish communities influenced by stocking programs and management plans that reference species lists maintained by the United States Fish and Wildlife Service. Water quality monitoring by the Environmental Protection Agency regionally and state agencies evaluates parameters linked to nutrient loading, sedimentation, and thermal stratification; such concerns echo broader debates exemplified in cases like the Chesapeake Bay watershed restoration but within the Cumberland basin context. Mitigation efforts have included shoreline stabilization, invasive species management coordinated with the Invasive Species Advisory Committee, and habitat enhancement projects funded through federal conservation programs.

Recreation and Public Use

Cordell Hull Lake and adjacent lands support recreation administered by the Corps and state partners, including boating, fishing, camping, and hunting regulated by the Tennessee Wildlife Resources Agency and park authorities. Facilities such as boat ramps, picnic areas, and campgrounds attract visitors from Nashville, Cookeville, and other regional population centers, while events and fishing tournaments are organized by clubs affiliated with national bodies like the Bass Anglers Sportsman Society. Trails and interpretive areas link to regional scenic routes promoted by state tourism offices and historical societies such as the Tennessee Historical Commission. Access agreements with local counties facilitate emergency services coordinated with agencies like county sheriffs and state park rangers.

Flood Control and Water Management

As part of a basin-wide flood-control system on the Cumberland River and tributaries, Cordell Hull Dam operates in concert with downstream and upstream dams to attenuate flood peaks and regulate seasonal flow for navigation and municipal supply. Water-management coordination involves the USACE, the Tennessee Valley Authority, and state water resource departments following compacts and operational plans shaped by precedent from basin planning efforts like the Pick-Sloan Missouri Basin Program. Real-time decisions rely on hydrologic models maintained by the United States Geological Survey and forecasts from the National Oceanic and Atmospheric Administration to minimize flood risk to communities such as Gallatin, Tennessee and infrastructure including highway corridors.

Cultural and Economic Significance

The dam and lake have influenced regional development patterns, stimulating tourism businesses, marinas, and recreation economies in nearby counties and shaping land-use decisions considered by planning commissions and chambers of commerce like those in Smith County, Tennessee and neighboring jurisdictions. Naming the project for Cordell Hull underscores ties to Tennessee political history and national diplomacy connected to figures such as Franklin D. Roosevelt and institutions like the United States Department of State. Preservation of historic resources around the reservoir engages organizations such as the National Register of Historic Places programs and local historical societies, while ongoing economic assessments by state university extension services examine the project's role in employment, property values, and regional infrastructure investment.

Category:Dams in Tennessee Category:United States Army Corps of Engineers dams Category:Buildings and structures completed in 1943