Joule data center campus near McCornick (between Delta and Fillmore)
Also called: Joule HP Compute Campus, Joule Energy and Data Center Campus
A very large data center campus on about 4,000 acres of former farmland in Millard County. It will make its own power with gas engines and solar. The company says it could grow to 12 gigawatts by 2032. No tenant has been named.
Where things stand: County rezoned the land in August 2025. Work began in November 2025; first 455 MW targeted for late 2026.
🕒 Latest update (Nov 2025): Joule broke ground on the campus.
What we know
- 📍 WhereFarmland in the McCornick area, about 25 minutes northwest of Fillmore, Unincorporated Millard County, Millard County
- 🏢 CompanyJoule Capital Partners
- 🌳 Size4,000 acres
- ⚡ Power it needs12,000 megawatts (about as much as 9,600,000 homes)
- 🔌 Where the power comes fromIts own gas power plant on site (Caterpillar gas engines), plus solar. Not tied to the grid.
- 🗼 New power linesNo
- 💧 WaterExisting farm groundwater rights (about 10,000 acre-feet, per the company)
- ❄️ Coolingclosed-loop water cooling (company claim)
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- Which company will use the data centers? 🙋 I'll find out
- How much water will it actually pump per day? 🙋 I'll find out
- Has the state air quality agency issued permits for the gas engines? 🙋 I'll find out
What happened so far
- Aug 5, 2025Millard County Commission voted unanimously to rezone the land from farm to heavy industrial.
- Nov 2025Joule broke ground on the campus.
Local votes and rules
🗺️ Zoning change
County commissioners rezoned about 4,000 acres of farm land (Triple C Farms, 11000 N McCornick Road) to heavy industrial for a Joule Capital Partners data center campus northwest of Fillmore. A conditional use permit was still needed to build.
An aerial photo of the area.
Where this comes from
- Millard data center to break ground and bring promise to rural Utah · KSL · Nov 2025
- AI data centers are coming to central Utah · Sanpete Messenger · Feb 5, 2026
- 'Screaming into the void' over two data centers in central Utah · KJZZ · June 3, 2026
- Caterpillar to support multi-gigawatt data center project in Utah · Power Engineering · 2025
- What to know about data center plans in Utah · ABC4 · 2026
- Joule data center Utah · MEXC News · 2025
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