Callaway 1 is a 1,275MW nuclear reactor which is located within the premises of Callaway Nuclear Plant. It is located in Missouri, the US. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the nuclear reactor is currently generating power and is in active status. The construction on the reactor commenced in Sep, 1975. The first power from the reactor was achieved in Oct, 1984. Subsequent to trial runs the reactor finally entered into commercial operation in Dec, 1984. Buy the profile here.

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Callaway 1 is a Generation II nuclear reactor.

The 1,275MW reactor is currently owned by Ameren (100%) and operated by Union Electric.

The PWR reactor generates 8,874.77GWh/annum of electricity. It features 193 fuel assemblies in the core of reactor, the place where fission occurs and energy is released.

Development status

The reactor construction commenced in Sep, 1975 and subsequently entered into commercial operation in Dec, 1984.

Contractors involved

GE Power was selected as the steam turbine supplier for the nuclear reactor. The company provided 1 steam turbine for the project. Bechtel was selected as an architect engineer for the reactor. The reactor system was supplied by Westinghouse Electric. The reactor vessel has been supplied by Combustion Engineering. The material used for the construction of the vessel is Alloyed Steel (SA 533).

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This content was updated on 4 January 2024

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GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.