Nuclear generation

Entergy Nuclear is a business unit of Entergy Corporation that employs nearly 3,000 highly skilled and dedicated professionals. We have a proud history of supplying clean, emissions-free nuclear electricity for our nation.

With nuclear power, we can help solve the challenge of climate change and meet the growing demands of our nation’s energy needs.

Our nuclear safety culture is strong and our performance record has proven us to be a clean, reliable and affordable provider of electricity.

We’re dedicated to improving the lives of our customers, our communities and the environment. As a community partner, we are invested in the economic success of the towns, schools and families we support in four states.

View our fact sheet

Our nuclear sites

We own, operate and support a fleet of five reactors in four locations in the Southern United States. Our fleet generates approximately 5,000 megawatts of clean, carbon-free electricity to power millions of homes and businesses.

Arkansas Nuclear One Units 1 and 2

Near Russellville, Arkansas

Grand Gulf Nuclear Station

Port Gibson, Mississippi

River Bend Station

St. Francisville, Louisiana

Waterford 3 Steam Electric Station

Killona, Louisiana

Recent nuclear news

Get a sneak peek inside Grand Gulf Nuclear Station

February 6, 2026

Grand Gulf Nuclear Station, located in Port Gibson, Mississippi, is the only nuclear power plant in the state. For 40 years, this facility continues to power nearly one million homes across the region with approximately 1,500 megawatts of electricity. As the largest single-unit nuclear power plant in the United States, Grand Gulf employs approximately 750 highly skilled and highly trained nuclear professionals, dedicated to keeping the lights and safety the priority.

Arkansas Nuclear One’s adopted son heads to the Olympics: Clayton DeClemente skates for Team USA

January 16, 2026

For more than 20 years, Vinnie DeClemente has worked in the nuclear power industry. When he started working for the New York Power Authority back in September 1991, he learned early that success, whether at work or in life, comes from preparation and being able to adapt. What he didn’t know then was that those same lessons would one day help his family navigate a completely different world — the 2026 Winter Olympics.

Meet the Pros: Mark Coleman

January 5, 2026

Behind the scenes at Waterford 3 Steam Electric Station, every repair, replacement and upgrade depends on one crucial team: the warehouse. And for nearly two years, Mark Coleman, senior material operator, has been one of the steady hands keeping that system moving safely and efficiently.