Substation Scout

Lee’s Hill

Named in 4 PJM planning documents for 4 projects, from April 1, 2025 to October 6, 2026.

Newdescribed as
DOMzone
230 kVkV as printed
7mentions

Described as new: “new 230 kV delivery point (Lee's Hill Sub)” — source, page 18

Also printed as: Lee’s Hill Sub · Lee’s Hill Switching Station · Lee's Hill · Lee's Hill Sub

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
Dominion Transmission Zone: Supplemental Do No Harm Analysis
DOM-2023-0016, 0053, 0055, 2024-0012 - DNH
Engineering $450.0M 07/01/2029 Not printed 2026-06-02
TEAC
Lee’s Hill 230kV Delivery - DEV
DOM-2023-0053 · s3732
Not printed $16.0 M 12/15/2025 300 MW 2026-10-06
TEAC
Dominion Transmission Zone: Supplemental Operational Flexibility and Efficiency
DOM-2024-0051
Engineering $165M 12/31/2030 Not printed 2026-06-02
TEAC
Cosner 230kV Delivery - REC
DOM-2025-0083 · s3993
Conceptual $28M 09/30/2030 300 MW 2026-10-06
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 $27.0 M → $450.0M 2025-04-01 2026-06-02
Cost estimate $450.0M → $27 M 2026-06-02 2026-10-06
In-service date 05/31/2025 → 07/01/2029 2025-04-01 2026-06-02
In-service date 07/01/2029 → 05/31/2025 2026-06-02 2026-10-06
Substations named ALLMAN; ELMONT; FOUR RIVERS; FREDERICKSBURG; KRAKEN; LADYSMITH; LADYSMITH CT; LEES HILL; N DOSWELL; NEW POST; PINEWOOD; RUTHER GLEN; ST JOHNS → ALLMAN; CHANCELLOR; ELMONT; FOUR RIVERS; FREDERICKSBURG; KRAKEN; LADYSMITH; LADYSMITH CT; LEES HILL; N DOSWELL; NEW POST; PINEWOOD; POSSUM POINT; RUTHER GLEN; ST JOHNS; THORNBURG 2025-04-01 2026-06-02
Substations named ALLMAN; CHANCELLOR; ELMONT; FOUR RIVERS; FREDERICKSBURG; KRAKEN; LADYSMITH; LADYSMITH CT; LEES HILL; N DOSWELL; NEW POST; PINEWOOD; POSSUM POINT; RUTHER GLEN; ST JOHNS; THORNBURG → ALLMAN; ELMONT; FOUR RIVERS; FREDERICKSBURG; KRAKEN; LADYSMITH; LADYSMITH CT; NEW POST; PINEWOOD; POSSUM POINT; RUTHER GLEN; ST JOHNS; THORNBURG 2026-06-02 2026-10-06
Status engineering (Engineering) → unknown (Complete) 2025-04-01 2026-10-06
Cost estimate
prior value printed on the same page
$108M → $165M 2026-06-02 2026-06-02
Cost estimate Transmission: $108M; Substation: $15M → $165M 2025-06-05 2026-06-02
Cost estimate $165M → $185M 2026-06-02 2026-10-06
Status conceptual (Conceptual) → engineering (Engineering) 2025-06-05 2026-06-02
In-service date 12/01/2027 → 09/30/2030 2025-12-08 2026-02-03
Substations named COSNER → COSNER; LEES HILL; NEW POST 2025-12-08 2026-02-03

Every mention

DateDocumentProjectWhat the document says about it
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 18
Lee’s Hill 230kV Delivery - DEV “new 230 kV delivery point (Lee's Hill Sub)”
230 kV
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 56
Cosner 230kV Delivery - REC “removing the existing line terminations at Lee’s Hill”
2026-06-02 TEAC
Item 11 - DOM Supplemental Projects p. 13
Dominion Transmission Zone: Supplemental Operational Flexibility and Efficiency No role wording
2026-06-02 TEAC
Item 11 - DOM Supplemental Projects p. 9
Dominion Transmission Zone: Supplemental Do No Harm Analysis No role wording
230 kV
2026-02-03 TEAC
Item 12 - DOM Supplemental Projects p. 10
Cosner 230kV Delivery - REC No role wording
2025-04-01 TEAC
Item 11 - DOM Supplemental Projects p. 13
Lee’s Hill 230kV Delivery - DEV “new 230 kV delivery point (Hunters Ridge Lee’s Hill Sub)”
230 kV
2025-04-01 TEAC
Item 11 - DOM Supplemental Projects p. 16
Dominion Transmission Zone: Supplemental Do No Harm Analysis “New Post Sub, Lee’s Hill Sub, and Fredericksburg Sub”

* 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