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Prometheus Hyperscale Evanston Data Center Campus

Evanston, Wyoming, United StatesPermitted
Evidence
Planned / design
1,250 MW
Updated
Oct 28, 2026

Prometheus Hyperscale has received conditional-use approval for a large AI data center campus near Evanston, Wyoming. The approved concept begins at 1.25 GW and describes a longer-term path to 5 GW; The 1,250 MW figure is presented as planned design capacity. Prometheus Hyperscale is associated with the development in Evanston, Uinta County, WY, US. The disclosed development scope includes conditional-use permit approved June 2026; 506-acre site; 1.25 GW initial design; 5 GW development path. Power and physical infrastructure include utility-scale campus planning with phased power development. Prometheus states 1.25 GW of initial campus capacity; the 5 GW path remains future potential.

Capacity

Reported capacity

Planned / design or future potential

1,250 MW

Source

Reported capacity

Planned / design or future potential

1,250 MW

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Development programAnnounced or preconstruction

Project-wide phase for Prometheus Hyperscale Evanston Data Center Campus; capacity class is design.

Milestones (2)
Prometheus Uinta County AI Campus development disclosed

Jun 17, 2026 · Recorded actual event

Completed · Announced

Source not linked
Conditional-use permit approved; development-stage campus

Date not disclosed · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

Prometheus Hyperscale

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

Prometheus campus | near Evanston | Uinta County | Wyoming

Source

Location context

Actual

Prometheus campus | near Evanston | Uinta County | Wyoming

Source

Development scale

Actual

Conditional use permit approved June 2026

Source

Development milestone

Actual

506-Acre site

Source

Site configuration

Actual

5 GW development path.

Source

Technical specifications

Power arrangement

Actual

1.25 GW initial design

Source

Additional project facts

Lifecycle status

Actual

Permitted

Source

Capacity basis

Actual

Prometheus states 1.25 GW of initial campus capacity; the 5 GW path remains future potential.

Source

Lifecycle status

Actual

Permitted

Source

Capacity basis

Actual

Prometheus states 1.25 GW of initial campus capacity; the 5 GW path remains future potential.

Source

Infrastructure & permits

Technical details (2)
Electric grid

Planned or represented

1,250 MW

Prometheus states 1.25 GW of initial campus capacity; the 5 GW path remains future potential.

Site facility

Planned or represented

Utility-scale campus planning with phased power development.

Other · Under review

Prometheus Hyperscale Evanston Data Center Campus

Uinta County Board of Commissioners

Aug 27, 2026

Sources (2)

Public-source research. Plans may change. See Evidence for sources and qualifications.

Related projects (1)
Prometheus WY-2

Proposed · Casper, Wyoming, United States

Shared participant: Prometheus Hyperscale · Same market: Wyoming, United States

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