Joule Energy and Data Center Campus
Joule Capital Partners is building a 4000 MW data center in Millard County, Utah (under construction). One source reports this facility in the Kapwork Grow tracker.
- Capacity
- 4000 MW
- Site
- 4,000 acres
Who's on this build
Named in the cited sources. No source reports who builds it.
- Other Joule Capital Partners builds
Operator
Joule Capital Partners
Utility
PacifiCorp
Timeline
Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.
- Today
Under construction
Last material change Sep 24, 2026.
- 10 mo ago
Construction start
- 11 mo ago
Announced
Reported updates without an event date
Reported for 2025-11.
Event date: Not reported · First observed: Not reported
Reported for 2025-10.
Event date: Not reported · First observed: Not reported
Reported for 2025-08.
Event date: Not reported · First observed: Not reported
Record quality
- Datasets
- 1
- Location
- Site footprint confirmed
- Summary
- From published records
- Source as of
- Last material change
Site and infrastructure
CA Compute AtlasKW Kapwork Grow tracker record
Status
- Operator
- Joule Capital Partners
- Stage
- Under construction
- Facility type
- AI data center
Scale
- Reported capacity
- 4000 MW
- Site area
- 4,000 acres
Reported dates
- Announced
- 2025-10
- Construction start reported
- 2025-11
Site
- City
- Holden
- County
- Millard
- State
- Utah
- Location precision
- Site footprint confirmed
Power and cooling
- Utility
- PacifiCorp
- Power source
- On-site natural gas generation
- Cooling
- Closed loop
- AI workload
- Confirmed AI or machine-learning workload
Sources, method and limits
Show 5 sourcesHide
What each source reports
| Dataset | Reported name | Reported status | Reported MW |
|---|---|---|---|
| Compute Atlas | Joule Energy and Data Center Campus | Under construction | 4000 MW |
Sources and evidence
- CACompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Sep 4, 2026 · Record: joule-millard-county-ut
- CAABC4 Utah (cited by Compute Atlas)As of: Jul 6, 2026
- CADeseret News (cited by Compute Atlas)As of: Jul 6, 2026
- CAOak Ridge National Laboratory (ORNL) / HIFLD (cited by Compute Atlas)As of: Jul 23, 2026
- CAUtah Business (cited by Compute Atlas)As of: Sep 4, 2026
- KWKapwork Grow tracker record, merged from the sources listed here (free account)As of: Sep 23, 2026 · Record: 5711067313554
Limitations and interpretation
- This record is the Kapwork Grow tracker's merged view of a facility, from the tracker snapshot built 2026-09-23. Facts tagged KW are the tracker's resolved values; the per-source rows it was merged from are listed under Sources and on the tracker record.
- Sources on this record: Compute Atlas: Kubiak, E. (2026). Compute Atlas [Data set]. https://doi.org/10.5281/zenodo.22284476 (CC BY 4.0). Every source is licensed for commercial use with attribution.
- An announced or permitted build is not a contract, an open bid or a purchase order.
- Capacity figures are as reported by the cited sources and may describe planned rather than energised capacity.
Cite or correct this record
Kapwork Grow, “Joule Energy and Data Center Campus”, https://kapwork.com/grow/directory/datacenters/joule-energy-and-data-center-campus-ut-dc_0531b6237592, materially updated Sep 24, 2026.
Report an error in this record and we will check it against the cited sources.
An announced or permitted build is not a contract, an open bid or a purchase order. Capacity and dates are as reported by the cited sources. “Not reported” means missing information, not zero. Completed and withdrawn records can remain available as historical records.
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