Pennsylvania Digital 1 (PAX-1) Data Center Campus · Ask the Grid

Power and grid

Capacity	Basis	Status	Scope	As of
1,350 MW	Utility Service	Proposed	Exact Asset	—
Developer-stated initial utility capacity with three dedicated substations
Up to 1,800 MW	Utility Service	Proposed	Exact Asset	—
Expandability ceiling stated by the developer
450 MW	Utility Service	Proposed	Exact Asset	—
Dedicated substation per campus, three campuses
450 MW	Utility Service	Approved	Exact Asset	—
Township supervisors' March 2026 vote approving a 450 MW substation
300 MW	Capacity basis unspecified	Target	Exact Asset	—
Near-term power delivery in the July 2025 announcement
450 MW	Capacity basis unspecified	Target	Exact Asset	—
First stage of the developer's delivery schedule
900 MW	Capacity basis unspecified	Target	Exact Asset	—
Second stage of the developer's delivery schedule
1,350 MW	Capacity basis unspecified	Target	Exact Asset	—
Third stage of the developer's delivery schedule
450 MW	Capacity basis unspecified	Target	Exact Asset	—
State environmental agency project summary

Utility: Ppl Electric Utilities Corp
ISO / RTO: PJM
Substation: Each campus is supported by a dedicated 450 MW electrical substation
Point of interconnection: Newly planned PPL 500 kV to 138 kV switching station

Pennsylvania Digital 1 (PAX-1) Data Center Campus