Pennsylvania Digital I (PAX)
Data center project in Middlesex Township, Pennsylvania
Pennsylvania Digital I (PAX) is a data center project in Middlesex Township, Pennsylvania, under construction, developed by Pennsylvania Data Center Partners, with a stated size of 1.8 GW. Last reported October 21, 2026, from 3 sources.
- Status
- Under construction
- Developer
- Pennsylvania Data Center Partners
- Location
- Middlesex Township, Pennsylvania
- Stated size
- 1.8 GW
- Stated investment
- $15B
- Last reported
- ·
- Sources
- 3 sources
- Other companies on the job
- 6 companies named, on Ultra
Is it moving?
Every record shows two dates: the one the source gives, and the day Spezia last checked it. How the dates work
Permits and filings
- Data Center Overlay District ordinanceZoning · Ordinance 3-2025 · noconshydatacenters.com ↗
- Preliminary subdivision plan (PAX-1)Site plan · noconshydatacenters.com ↗
- Final land development plan Phase 1-BSite plan · noconshydatacenters.com ↗
- Preliminary land development plan Phase 3Site plan · noconshydatacenters.com ↗
- Phase 2 and Phase 1-C laydown plansSite plan · Under review · noconshydatacenters.com ↗
- Water and sewer agreementWater · constructionreviewonline.com ↗
- Appeals of approvalsEnvironmental review · Cumberland County Court of Common Pleas; Pennsylvania Environmental Hearing Board · Appealed · noconshydatacenters.com ↗
What the sources say
Size
“announced PAX in July 2025 as a $15 billion project of 1.35 gigawatts that could grow to 1.8 gigawatts”
Status
“source-reported under construction”
Size
“Reported capacity: Planned: 1,350 MW”
Size
“Pennsylvania Digital I (PAX) will deliver 1.35 GW of capacity, expandable up to 1.8 GW”
Investment
“Total Investment: $15 B”
Acreage
700 acres
Capacity
1.35 GW, expandable to 1.8 GW
Substation
450 MW
Generators
about 200 generators in Phase 2
Cooling
Evaporative
Water use
up to 400,000 gallons a day
Construction start
blasting since March 2026
Permanent jobs
about 450
Peak construction jobs
up to 30,000
Building height
up to 75 feet
Reports behind this page
- Report from noconshydatacenters.com · noconshydatacenters.com ·
- PAX — Pennsylvania Digital I — licensed source row | DataCenterData · datacenterdata.com ·
- $15 Billion AI Data Center Project in Pennsylvania Clears Key Milestone · constructionreviewonline.com ·
What the full file adds
- General contractorOpen: not named yet
- Electrical contractorOpen: not named yet
- Mechanical contractorOpen: not named yet
- Engineering and commissioningOpen: not named yet
- Power and cooling equipmentOpen: not named yet
- Utility and power supply3 named
- TenantOpen: not named yet
- Investors and lenders1 named
- Named builders, suppliers and partners6 companies named on this job besides the developer, each with its source.Ultra
- Buying stage by tradeWhen the electrical, mechanical and other trade work on this job is likely to be bought.Ultra
- ContactsSenior people at the companies on this job, where public pages name them.Ultra
- Who pays whom2 deals on file: equity, loans, leases, power or equipment, each with its source.Ultra
- Video and satellite readingsHow busy the site looks, wherever public drone or news footage or a satellite image of it is found.Ultra
- Spezia's read of the projectIts construction phase, how likely it is to be built and what is holding it back.Ultra
- AlertsAn email the day this project moves.Ultra
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Other data centers in Middlesex Township and Pennsylvania
- Pennsylvania Digital 1 (PAX-1)ApprovedSame town · Middlesex TownshipPennsylvania Data Center Partners1.35 GW
- Homer City Energy CampusUnder construction · Homer CityHomer City Redevelopment4.4 GW
- Project PhoenixUnder construction · ShippingportAligned Data Centers2 GW
- CoreWeave Lancaster Data CenterUnder construction · LancasterChirisa Technology Parks100 MW
- Falls Township Innovation CampusUnder construction · Falls TownshipAmazon Web ServicesSize not stated
- Salem Township Innovation CampusUnder construction · Salem TownshipAmazon Web ServicesSize not stated
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