Substation Scout

Stewart Grady BESS

ERCOT queue ID 25INR0396

Queue ID25INR0396
Project nameStewart Grady BESS
Status (as published)SS Completed, FIS Started, No IA
SubstationTap Expanse Switch – Sale Ranch
Point of interconnectionTap 138kV 11368 Expanse Switch – 23841 Sale Ranch
CountyMartin
StateTX
Voltage138 kV
Capacity150.5 MW
Resource (as published)OTH/BA
Resource categoryBattery (normalised for filtering)
Target commercial operation2029-04-17
Source datasetlarge

Tracked changes

No changes to this filing observed since ERCOT tracking began on August 27, 2026. Full change log →

Additional filed fields

Interconnecting EntityGrady BESS
Cdr ZoneWEST
Fuel CodeOTH
Technology CodeBA
Screening Study Complete45160

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.