PowerHouse Hillwood Joliet
1.8 GW planned AI data center in Joliet, Illinois, developed by PowerHouse Hillwood.
- Developer / operator
- PowerHouse Hillwood
- Tenant
- Not disclosed
- Location
- Joliet, Illinois, USA
- Planned capacity
- 1.8 GW
- Announced capex
- $20B
- Power
- Grid (ComEd, PJM)
- Status
- at risk
- Announced
- 2026-09-23
- Notes
- ComEd transmission security agreement dispute; FERC declined to intervene on Sept 23, 2026.