Skip to content
CARTIS

TeraWulf Muskie Data Campus

Grayson, Kentucky, United StatesPreconstruction
Evidence
Planned critical IT
800 MW
Updated
Oct 28, 2026
Utility
Kentucky Power

On October 5, 2026, TeraWulf announced an amended electricity service agreement increasing contracted utility power for Muskie from 500 MW to 1 GW. The first 500 MW remains targeted for 2028 and the second 500 MW for 2029, subject to regulatory approval and construction; these are not energized IT capacity. TeraWulf acquired Muskie Data as a large AI and HPC development campus in Eastern Kentucky. Its current platform presentation identifies approximately 800 MW of planned critical IT capacity, while the electric-service framework supports up to 1 GW gross. TeraWulf, Kentucky Power is associated with the development in Grayson, Grayson area, KY, US. The disclosed development scope includes approximately 800 MW planned critical IT; up to 1 GW utility service; phased delivery targeted from 2028. Power and physical infrastructure include planned 345 kV substation tied to the regional 765 kV transmission network. TeraWulf identifies about 800 MW of planned critical IT capacity at Muskie.

Capacity

Reported capacity

Design

800 MW

Source

Reported capacity

Design

800 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 TeraWulf Muskie Data Campus; capacity class is it load.

Milestones (2)
Muskie Data Eastern Kentucky development disclosed

Aug 5, 2026 · Recorded actual event

Completed · Announced

Source not linked
Planning and permitting with contracted utility service

Date not disclosed · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

TeraWulf

Developer

Sources by role
Developer (1)
Other participants (1)
Kentucky Power

Utility provider

Sources by role
Utility provider (1)

Site & development

Location context

Actual

Muskie Data Campus | Grayson | Eastern Kentucky

Source

Location context

Actual

Muskie Data Campus | Grayson | Eastern Kentucky

Source

Development scale

Actual

Approximately 800 MW planned critical IT

Source

Development milestone

Actual

Up to 1 GW utility service

Source

Site configuration

Actual

Muskie Data Campus | Grayson | Eastern Kentucky

Source

Technical specifications

Power arrangement

Actual

Phased delivery targeted from 2028.

Source

Additional project facts

Lifecycle status

Actual

Preconstruction

Source

Capacity basis

Actual

TeraWulf identifies about 800 MW of planned critical IT capacity at Muskie.

Source

Lifecycle status

Actual

Preconstruction

Source

Capacity basis

Actual

TeraWulf identifies about 800 MW of planned critical IT capacity at Muskie.

Source

Infrastructure & permits

Technical details (2)
Electric grid

Planned or represented

800 MW

TeraWulf identifies about 800 MW of planned critical IT capacity at Muskie.

Site facility

Planned or represented

Planned 345 kV substation tied to the regional 765 kV transmission network.

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

Related projects (1)
TeraWulf Justified Data Hawesville Campus

Under construction · Hawesville, Kentucky, United States

Shared participant: TeraWulf · Same market: Kentucky, United States

Compare in a collection