Grand Gulf Nuclear Generating Station | |
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Official name | Grand Gulf Nuclear Station |
Country | United States |
Location | Claiborne County, near Port Gibson, Mississippi |
Coordinates | 32°0′26″N 91°2′52″W / 32.00722°N 91.04778°W |
Status | Operational |
Construction began | May 4, 1974 |
Commission date | July 1, 1985 |
Construction cost | $6.325 billion (2007 USD)[1] |
Owners | Entergy (90%) Cooperative Energy (10%) |
Operator | Entergy Nuclear |
Nuclear power station | |
Reactor type | BWR |
Reactor supplier | General Electric |
Cooling towers | 1 × Natural Draft 1 × Forced Draft Auxiliary |
Cooling source | Mississippi River |
Thermal capacity | 1 × 4408 MWth |
Power generation | |
Units operational | 1 × 1443 MW |
Make and model | BWR-6 (Mark 3) |
Units cancelled | 1 × 1250 MWe BWR-6 1 × 1520 MWe ESBWR |
Nameplate capacity | 1443 MW |
Capacity factor | 93.1% (2021) 84.50% (lifetime) |
Annual net output | 11,772 GWh (2021) |
External links | |
Website | Grand Gulf Nuclear Station |
Grand Gulf Nuclear Station is a nuclear power station with one operational GE BWR reactor (General Electric boiling water reactor). It lies on a 2,100 acres (850 ha) site near Port Gibson, Mississippi. The site is wooded and contains two lakes. The plant has a 520-foot natural draft cooling tower. As of January 2023, the plant employs 675 people.[2]
Grand Gulf's reactor is the most powerful in the US and the 7th most powerful in the world,[3] [4] with a core power of 4408 MWth[5] yielding a nominal gross electrical output of 1443 MWe.
Grand Gulf is operated by Entergy, which also owns 90% of the station through their subsidiary, System Energy Resources Inc. The other 10% is owned by Cooperative Energy.