The Colbert Combustion Turbine Plant is a combustion turbine natural gas-fired power plant operated by the Tennessee Valley Authority (TVA) near Tuscumbia, Alabama.

Commissioned in 1972, it is currently the oldest gas-fired power plant operated by TVA.

The site was formerly home to the Colbert Fossil Plant, a coal-fired power station which operated from 1955 to 2016.

[3] The TVA board voted to close the coal-fired units at Colbert on November 14, 2013.

[5] The coal plant was demolished on August 25, 2021.