Substation Scout

Wayne

Named in 2 PJM planning documents for 3 projects, from September 9, 2025 to July 7, 2026.

Existingdescribed as
COMEDzone
345 kV, 345KV, 345kVkV as printed
3mentions

Projects naming this substation

Figures are from the most recent document naming each project, as printed. Each links to its page.

ProjectStatus as printedCost estimateIn-service dateCustomer loadAs of
345KV STATCOMS
ComEd-2024-014, ComEd-2024-022, ComEd-2025-005, ComEd-2025-011, ComEd-2025-013, ComEd-2025-015, ComEd-2025-016, ComEd-2025-020
Conceptual $472.0M 06/01/2031 Not printed 2026-07-07
TEAC
Customer in Hoffman Estates
ComEd-2024-016
Conceptual $84.8M 9/1/2028 612 MW 2025-09-09
TEAC
Customer in Grayslake
ComEd-2025-005
Conceptual $248.8M 6/1/2027 (Phase 1), 6/1/2029 (Phase 2), 6/1/2030 (Phase 3), 6/1/2029 (138KV System Reinforcement), 6/1/2030 (345KV Auto, 345KV Silverlake-Grayslake, 345KV Wayne-Tollway), 6/1/2031 (345KV Tollway-Grayslake) 1,550 MW 2026-07-07
TEAC

Changes between documents

Where two documents print different values for the same project. A large change in a cost estimate can reflect a need being combined with others into one solution, not only a re-estimate; read both pages.

What changedPrinted valuesEarlierLater
Cost estimate $35.3 M → $472.0M 2025-09-09 2026-07-07
In-service date 5/1/2028 → 06/01/2031 2025-09-09 2026-07-07
Substations named LASALLE; PLANO → BRYON; CHARTER GROVE; HIAWATHA; ITASCA; SILVER LAKE; WAYNE 2025-09-09 2026-07-07
Cost estimate $174.8M → $248.8M 2026-03-10 2026-07-07
In-service date 6/30/2027 (Phase 1), 6/30/2029 (Phase 2), 6/30/2030 (Phase 3), 6/1/2029 (System Reinforcement) → 6/1/2027 (Phase 1), 6/1/2029 (Phase 2), 6/1/2030 (Phase 3), 6/1/2029 (138KV System Reinforcement), 6/1/2030 (345KV Auto, 345KV Silverlake-Grayslake, 345KV Wayne-Tollway), 6/1/2031 (345KV Tollway-Grayslake) 2026-03-10 2026-07-07
Substations named BEVERLY ROAD; GRAYSLAKE; HANOVER TAP; LIBERTYVILLE; SILVER LAKE; SPAULDING → GRAYSLAKE; HANOVER TAP BLUE; HANOVER TAP RED; LIBERTYVILLE; SILVER LAKE; SPAULDING; TOLLWAY; WAYNE 2026-03-10 2026-07-07

Every mention

DateDocumentProjectWhat the document says about it
2026-07-07 TEAC
Item 12 - ComEd Supplemental Projects p. 10
Customer in Grayslake “from Wayne to Tollway”
345KV
2026-07-07 TEAC
Item 12 - ComEd Supplemental Projects p. 14
345KV STATCOMS “Cut into existing 345kV Bryon to Wayne line”
345kV
2025-09-09 TEAC
Item 12 - ComEd Supplemental Projects p. 18
Customer in Hoffman Estates No role wording
345 kV

* A local-plan posting carries no meeting date; the date shown is when pjm.com last modified the file.

Before relying on any of this