Illinois Commerce Commission Approves ComEd GRIT Transmission Project in Cook County and DuPage County
The Illinois Commerce Commission approved ComEd's GRIT transmission project, granting the utility a CPCN to build four underground 138kV lines and a new substation serving the Elk Grove Village, Wood Dale, and Bensenville corridors near O'Hare. Construction begins this fall, with underground work starting in January and the project scheduled for service in Q2 2029.
Key figures
- Project scope
- Four underground 138kV transmission lines and one new substation forming a transmission ring across three substations
- In service date
- Q2 2029
- Construction start
- Fall 2026 (grading/drainage); underground work from January 2027
AI analysis
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