BetaActiveBatteryPSELBNL
127 MW storage in Thurston, WA · In queue since June 2021 · Proposed COD June 2025
127 MW
Capacity
1
Components
Battery
4y 9m
In Queue
IA Executed
IA Status
COD target: 2025
Interconnection Timeline
Total Duration
4 years
Schedule
9 months past proposed COD
Construction75%
Queue EntryJun 23, 2021
Interconnection request submitted to ISO/RTO
Interconnection Study
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection Agreement
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
ConstructionCurrent
Project under construction
Typical: 6–18 months
Commercial Operation
Proposed COD: 2025-06-15
Project Details
State
WA
County
Thurston
Region
West
Developer
—
Utility
Puget Sound Energy
Entity
PSE
Point of Interconnection
Proposed new 115 kV substation between Tono, Blumaer, and Rochester substations
Data Source
LBNL
No news available for this project.