Lancaster, Lancaster County, PA
CoreWeave Lancaster data center
Also known as Lancaster East, Chirisa Lancaster
- Rumored
- Proposed
- Approved
- Under construction
- Operating
Chirisa Technology Parks and Machine Investment Group are converting two former LSC Communications/R.R. Donnelley printing plants in Lancaster city, at 216 Greenfield Road and 1375 Harrisburg Pike, into AI data centers with CoreWeave as tenant. CoreWeave says it will commit up to $6 billion for 100 MW of initial capacity, expandable to 300 MW. The first Greenfield Road building is under construction and targeted for summer 2027; residents are appealing approval of a second building.
Key facts
Size & schedule
| Planned capacity | 300 MW [1] potential expansion |
|---|---|
| IT load | 100 MW [1] initial IT capacity, expandable to 300 MW |
| Site size | 144 acres [2] two former printing plant properties |
| Stated investment | $6 billion [1] CoreWeave commitment of up to $6 billion; total project budget reported as up to $10 billion |
| Permanent jobs (promised) | 175 [1] about 70 at launch, scaling to 175 |
| Construction jobs | 600 [1] |
| Target completion | Summer 2027 for the first Greenfield Road building [4] |
Power
| Air permit | PA DEP air quality permit for emergency diesel generators at 216 Greenfield Road; draft approval published in the Pennsylvania Bulletin on November 15, 2025 [9]Source excerpt“PA DEP posted the draft permit approval in the Pennsylvania Bulletin on November 15, 2025, initiating a 30-day public comment period.” |
|---|
Water
| Water use | 20,000 gal/day [10] cap per campus under the community benefits agreement, not a measured figure Source excerpt“Water use is capped at 20,000 gallons per day per campus, significantly less than the use for typical manufacturing” |
|---|---|
| Cooling | air cooling and a closed-loop water system [9]Source excerpt“air cooling and a closed-loop water system for cooling” |
Money & incentives
| Tax incentives | None offered by the City of Lancaster [9]Source excerpt“No. The City of Lancaster has not offered any development incentives (tax breaks, discounted fees, etc.) to the project.” |
|---|---|
| Payments / community benefits | Community benefits agreement: owners contribute $10 million each to two funds, paid in $2.5 million increments starting at construction financing [10]Source excerpt“The owners will contribute $10 million each to two funds” |
Local decisions & site
| Zoning | Suburban Manufacturing (SM); data center use deemed consistent with the district [9]Source excerpt“These properties are zoned for Suburban Manufacturing (SM), which is regulated by Chapter 300 of the Code of the City of Lancaster.” |
|---|
Figures are as stated by the cited source. Where sources disagree, each figure is shown.
Upcoming hearings
- Sep 28, 2026 — Lancaster City Zoning Hearing Board: Hearing on Lancaster Residents Against Glut and Exhaust (RAGE) appeal of the second Greenfield Road data center, 4 p.m., City Hall [7]
Timeline
City zoning officer classifies both data centers as a permitted wholesale trade and storage use [3]
Work begins on first Greenfield Road building [6]
CoreWeave announces up to $6 billion commitment for Lancaster data center [1]
Lancaster City Council approves $20 million community benefits agreement, 6-1 [5]
Report that lenders passed on construction financing; CoreWeave says project is fully funded and moving forward [6]
Residents' group appeals planning commission's conditional preliminary approval of a second Greenfield Road data center [7]
Issues raised
- Residents argued the project should not have been approved as 'wholesale trade and storage' without public hearings [3][4]
- Community benefits agreement limits noise, restricts testing of 176 backup diesel generators, and requires 100% renewable energy (including nuclear) for 10 years; critics called its penalties 'pay to pollute' [5]
- Residents raised water, noise and air quality concerns [4]
Sources
- CoreWeave Announces Multi-Billion Dollar Commitment to AI Infrastructure in PennsylvaniaCoreWeave · Jul 15, 2025 · company
- CoreWeave plans $6bn data center in Lancaster, PennsylvaniaDatacenterDynamics · Jul 15, 2025 · news
- Lancaster, Pa., Hearing to Revisit Data Center Zoning DecisionGovernment Technology · Aug 8, 2025 · news
- Lancaster city data centers face zoning hearing, possible new regulationsWITF · Aug 28, 2025 · news
- Lancaster City Council votes to approve data center benefits agreementLancasterOnline · Nov 21, 2025 · news
- Lenders passed on financing for Lancaster city data centers: reportLancasterOnline · Feb 24, 2026 · news
- Second planned Lancaster city data center facing residents' appealLancasterOnline · Aug 21, 2026 · news
- Data Center InformationCity of Lancaster · government
- Data Center Frequently Asked QuestionsCity of Lancaster, PA · government
- Data Center Community Benefits AgreementCity of Lancaster, PA · government