Petersburg Generating Station is a major coal-fired power plant in Indiana, rated at 2.146-GW nameplate capacity. It is located on the White River near Petersburg in Pike County, Indiana, just 1 mile (1.6 km) upstream from a much smaller coal-fired Frank E. Ratts Generating Station. Petersburg G.S. is owned and operated by AES Indiana (formerly known as Indianapolis Power & Light).^[1]

Petersburg Generating Station
Country	United States
Location	Washington Township, Pike County, near Petersburg, Indiana
Coordinates	38°31′39″N 87°15′14″W / 38.52750°N 87.25389°W / 38.52750; -87.25389
Status	Operational
Commission date	Unit 1: 1967 Unit 2: 1969 Unit 3: 1977 Unit 4: 1986
Owner(s)	AES Indiana
Thermal power station
Primary fuel	Bituminous coal
Turbine technology	Steam turbine
Cooling source	White River
Power generation
Nameplate capacity	2,146 MWe
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Units 1, 2, and 3, rated at 281.6, 523.3, and 670.9 MWe, were launched into operation in 1967, 1969, and 1977 respectively. Unit 4, rated at 670.9 MWe, was launched in 1986. There are also three minor oil-burning internal combustion units, rated at 2.7 MWe each, all launched in 1967.