Grand Gulf 1 is a 1,500MW nuclear reactor which is located within the premises of Grand Gulf Nuclear Station. It is located in Mississippi, 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 May, 1974. The first power from the reactor was achieved in Oct, 1984. Subsequent to trial runs the reactor finally entered into commercial operation in Jul, 1985. Buy the profile here.

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Grand Gulf 1 is a Generation II nuclear reactor developed by GE Power, the main contractor for the project.

The 1,500MW reactor is operated by Entergy Nuclear. System Energy Resources and Cooperative Energy are currently owning the project having ownership stake of 90% and 10% respectively.

The BWR reactor generates 8,600.33GWh/annum of electricity. It features 800 fuel assemblies in the core of reactor, the place where fission occurs and energy is released.

The reactor consists of 1 steam turbine.

Development status

The reactor construction commenced in May, 1974 and subsequently entered into commercial operation in Jul, 1985.

Contractors involved

Bechtel was selected as an architect engineer for the reactor. The reactor system was supplied by GE Power. The reactor vessel has been supplied by McDermott International. The material used for the construction of the vessel is Alloyed Steel (CST-SS-Clad). The civil works were carried out by Bechtel.

For more details on Grand Gulf 1, buy the profile here.

About GE Power

GE Power (GEP), formerly GE Energy, a business division of the General Electric Company, is a provider of power generation and water processing products and related services. The company product portfolio includes aero derivative and heavy-duty gas turbine systems, generators, boilers, steam turbines, air quality control systems, gas engines, reactors and water treatment, waste water treatment, and process system solutions, among others. GEP offers products and technologies for generating electricity from various sources such as oil, gas, nuclear, coal, mining, diesel and water. The company also offers services for maintenance, service and upgrade of power plants; solutions for water treatment, wastewater treatment and process systems; services for distributed power generation; and support services for boiling water reactors. It caters its products and services to independent power producers and other industrial customers. GEP is headquartered in Schenectady, New York, the US

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.