ONE Nuclear Project Cayman energy park and data center campus
Also called: Project Cayman
ONE Nuclear Energy plans a large gas power plant and battery system with a data center campus near the RiverPlex MegaPark in Ascension Parish. It is early: no data center company has been named, and Ascension says no data center has applied for permits yet.
Where things stand: Land deal (letter of intent) signed Aug. 2026. Public information meetings planned through end of 2026.
🕒 Latest update (Aug 31, 2026): ONE Nuclear signed a binding letter of intent with a landowner group for the site.
What we know
- 📍 WhereNear the RiverPlex MegaPark on the west bank of the Mississippi River, unknown, Ascension Parish
- 🏢 CompanyONE Nuclear Energy
- 🔌 Where the power comes fromA planned 2.88-gigawatt gas power plant and a 700-megawatt battery system built next to the data centers.
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- Exactly where will the site be, and in which zoning district? 🙋 I'll find out
- Which data center company would use the campus? 🙋 I'll find out
- When are the public information meetings? 🙋 I'll find out
What happened so far
- Aug 31, 2026ONE Nuclear signed a binding letter of intent with a landowner group for the site.
Local votes and rules
📌 Other
Parish council asked the planning and zoning commission to write rules for 'high-impact' facilities like data centers before any company applies. No data center has applied. Draft rules will come back to the council for a public hearing.
An aerial photo of the area.
Where this comes from
- ONE Nuclear signs deal for 2.88-GW gas-fired plant, large BESS for Louisiana data center campus · POWER Magazine · Sept 2026
- Energy developer targets state's growing power demand with Ascension project · Baton Rouge Business Report · Sept 2026
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