Gallatin Fossil Plant

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The Gallatin Fossil Plant is a power plant near Gallatin, Tennessee, on the Cumberland River. It is owned and operated by the Tennessee Valley Authority (TVA) and sits on about 1,950 acres.

The plant runs on coal and natural gas. Its coal section has four units with a combined capacity of 976 megawatts (MW). Next to them are four natural gas combustion turbine units with a combined capacity of 600 MW. Together, the plant’s total nameplate capacity is about 1,576 MW.

History and construction
- Ground was broken on May 11, 1953.
- Coal units began operating: Unit 1 in 1956, Unit 2 in 1957, and Units 3–4 in 1959.
- The four natural gas units were added in 1975 and 2000.
- Electrostatic precipitators for pollution control were installed in 1970.

Environmental and costs
- In 2019, TVA agreed to remove 12 million tons of coal ash at a cost of about $640 million over 20 years.
- The coal units cost about $143 million to build in the 1950s, which is roughly $1.26 billion in 2024 dollars.

The plant’s gas units are sometimes referred to separately as the Gallatin Combustion Turbine Plant.