Substation Scout

Four Rivers

Named in 5 PJM planning documents for 5 projects, from April 1, 2025 to October 6, 2026.

Existingdescribed as
DOMzone
230 kVkV as printed
11mentions

PJM interconnection queue

A PJM queue substation page has the same name: Four Rivers (VA) — 12 queue requests filed, 8 active.

Same name and transmission owner. Matched on name and transmission owner: the utility that presented this substation in PJM planning materials is the transmission owner recorded on the queue filings at a substation of the same name. Not verified as the same facility.

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 · s3731
Engineering $27 M 05/31/2025 248.0 MW 2026-10-06
TEAC
Carmel Church 230kV Delivery - DEV
DOM-2023-0055 · s3881
Engineering $40M 7/1/2027 125.0 MW 2026-10-06
TEAC
Slayden Creek 230kV Delivery - DEV
DOM-2024-0004 · s3994
Conceptual $ 26M 12/1/2029 300 MW 2026-10-06
TEAC
Ruther Glen 230kV Delivery - DEV
DOM-2024-0012 · s3882
Engineering $47M 7/1/2027 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

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
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

Every mention

DateDocumentProjectWhat the document says about it
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 21
Carmel Church 230kV Delivery - DEV No role wording
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 23
Ruther Glen 230kV Delivery - DEV No role wording
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 51
Dominion Transmission Zone: Supplemental Do No Harm Analysis No role wording
2026-10-06 TEAC
Informational Only - Dominion Local Plan Submission of the Supplemental Projects 2026 p. 58
Slayden Creek 230kV Delivery - DEV No role wording
2026-06-02 TEAC
Item 11 - DOM Supplemental Projects p. 12
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
2026-03-10 TEAC
Item 09 - DOM Supplemental Projects p. 8
Slayden Creek 230kV Delivery - DEV “between Hanover and Four Rivers”
2025-06-05 TEAC
Item 08 - DOM Supplemental Projects p. 10
Dominion Transmission Zone: Supplemental Operational Flexibility and Efficiency No role wording
2025-04-01 TEAC
Item 11 - DOM Supplemental Projects p. 10
Carmel Church 230kV Delivery - DEV No role wording
2025-04-01 TEAC
Item 11 - DOM Supplemental Projects p. 16
Dominion Transmission Zone: Supplemental Do No Harm Analysis No role wording
2025-04-01 TEAC
Item 11 - DOM Supplemental Projects p. 8
Ruther Glen 230kV Delivery - DEV No role wording

* 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