# Arkansas Nuclear One

MISO asset profile · https://askthegrid.com/assets/facilities/arkansas-nuclear-one

Entergy Arkansas, LLC - Pope County - MISO

Arkansas Nuclear One is an operating two-unit nuclear station near Russellville with 1,845 MW of EIA nameplate capacity. Entergy Arkansas owns the station, and Entergy Operations operates it under unit licenses that expire in 2034 and 2038. The units entered service in 1974 and 1980 and connect at 500 kV.

## Metrics

- **Nameplate capacity:** 1845 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 8055 — plant-8055

## Facts

- **Technology:** Nuclear
- **Operator:** Entergy Operations, Inc.

## Related parties

- **Owner:** Entergy Arkansas, LLC — owner ([source](https://www.entergyarkansas.com))
- **Parent company:** Entergy Corporation — ultimate parent ([source](https://www.entergy.com))
- **Equipment supplier:** Babcock & Wilcox — reactor vendor, Unit 1 ([source](http://babcock.com/))
- **Equipment supplier:** Combustion Engineering — reactor vendor, Unit 2
- **Equipment supplier:** Westinghouse — turbine-generator manufacturer, Unit 1
- **Equipment supplier:** General Electric — turbine-generator manufacturer, Unit 2
- **Former owner:** Arkansas Power & Light Company (AP&L) — predecessor utility and original developer
- **Former owner:** Entergy Arkansas, Inc. — prior owner (before 2018 restructuring)

## Sources

- [entergy.com](http://entergy.com/news/entergy-utilities-complete-miso-integration) — entergy.com · public_source — Source retained for exact-record publication review.
- [encyclopediaofarkansas.net](https://encyclopediaofarkansas.net/entries/arkansas-power-and-light-3688/) — encyclopediaofarkansas.net · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/arkansas-nuclear-one
Website: [Entergy Arkansas, LLC](https://www.entergyarkansas.com)

Source: Ask the Grid — https://askthegrid.com/