Substation Scout

Four Rivers - St Johns 230 kV

PJM queue ID C01-1928

Queue IDC01-1928
Project nameFour Rivers - St Johns 230 kV
Status (as published)Active
SubstationFour Rivers - St Johns
Point of interconnectionFour Rivers - St Johns 230 kV
CountyCaroline
StateVA
Voltage230 kV
Capacity450 MW
Resource (as published)Storage
Resource categoryBattery (normalised for filtering)
Target commercial operation2030-12-31
Source datasetcycle

Additional filed fields

DeveloperSecretariat Storage LLC
Transmission OwnerDominion
Project TypeGeneration Interconnection
CycleC01
StagePhase 1
Mw Energy450.0
Mw Capacity450.0
Mfo450.0
Submitted Date4/27/2026
Last Updated5/28/2026

Fields shown are those promoted into this dataset. The original ISO filing may contain further columns (study reports, agreement dates, milestone flags) that are retained in the pipeline but not all surfaced here. Always confirm against the ISO's published queue before relying on any value.