BPA-G0916
500 MW storage in Douglas, WA · In queue since July 2023 · Proposed COD December 2028
500 MW
Capacity
1
Components
Battery
2y 10m
In Queue
In Progress (unknown study)
IA Status
COD target: 2028
Total Duration
5y 5m
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-12-01
BPA-G0916 is a proposed 500 MW battery storage project located in Douglas County, Washington. The project is listed in the Bonneville Power Administration interconnection queue with a queue entry date of July 24, 2023. Its proposed commercial operation date is December 1, 2028. The interconnection agreement status is listed as "In Progress (unknown study)". The point of interconnection is the Grand Coulee 500 kV Switchyard.
The development project consists solely of battery storage, with a total capacity of 500 MW. It is currently listed as an active project in the interconnection queue. The project has appeared in recent news coverage regarding energy storage development in the Pacific Northwest.
Generated from interconnection queue and public data sources
State
WA
County
Douglas
Grid Region
Mountain West
Market
—
Developer
—
Utility
Bonneville Power Administration
Entity
BPA
Service Type
—
Point of Interconnection
Grand Coulee 500 kV Switchyard
Data Source
LBNL
- ISO / RTO
- MOUNTAIN_WEST
- Trading Hub
- MID-C
- Hub Confidence
- UNKNOWN
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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