Compute Institute
Ratings for the physical buildout of AI
Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus

Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus

Announced
Probable

Jurisdiction: US — Pennsylvania (PJM)

Carlisle / Middlesex Township, Cumberland County (~700-acre site). Three campuses x six buildings, each campus with a dedicated 450MW substation; PPL transmission connection; 300MW targeted by Q2 2027.

Capacity
1,350 MW basis: unspecified
GPUs (est.)
Capex
Announced
Target operational

Delivery health score

47.5 /100
47.5/100

Methodology prs-v0.1 · computed · trigger: scheduled

Schedule

60 /100
60/100

Regulatory

50 /100
50/100

Infrastructure

50 /100
50/100

Capital

40 /100
40/100

Why this score — factor breakdown

Each factor below contributed to the current score. Contributions are rubric weights from methodology prs-v0.1; every factor cites the record it is derived from.

Dimension
Factor
Contribution
Cites
Narrative
Capital baseline 40 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus No committed capital evidenced on any entity role — announcement-only anchor region (§B.2.4).
Regulatory staleness decay -20 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus Newest regulatory evidence is 2025-07-15 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Infrastructure baseline 70 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus No-adverse-evidence infrastructure baseline (disclosed config, scoring.prs.baselines).
Infrastructure staleness decay -20 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus Newest infrastructure evidence is 2025-07-15 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Regulatory baseline 70 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus No-adverse-evidence regulatory baseline (disclosed config, scoring.prs.baselines).
Schedule baseline 80 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus No-adverse-evidence schedule baseline (disclosed config, scoring.prs.baselines).
Schedule milestone achieved +5 Announcement Milestone "Announcement" achieved on/ahead of its first announced date (2025-07-15).
Schedule staleness decay -25 Pennsylvania Digital I (PAX) - Carlisle Hyperscale Campus Newest schedule evidence is 2025-07-15 (freshness window 6 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).

Milestones

  1. Announcement

    Achieved

    Announcement · Actual:

Constraint observations

No active constraint observations recorded against this project.

Entities & roles

Entity
Role
Ownership
Committed capital
PowerHouse Data Centers
Developer
PPL Electric Utilities
Utility Provider
Pennsylvania Data Center Partners
Developer

Sources & citations

Every substantive field on this record is backed by a canonical claim from a cited source document, graded on the E1 (strongest) – E5 (weakest) evidence ladder.

  1. GlobeNewswire · Jul 15, 2025 · backs: actual date, capacity mw, status

    https://www.globenewswire.com/news-release/2025/07/15/3115977/0/en/Pennsylvania-Data-Center-Partners-and-PowerHouse-Data-Centers-Launch-Joint-Venture-to-Build-Next-Gen-1-35-GW-Hyperscale-Data-Center-Campus-in-Carlisle-Pennsylvania.html

Signals

Recent ingested source documents linked to this project via extracted claims or triage mentions, newest first.

  1. · GlobeNewswire