BPA-G1048
300 MW hybrid in Mason, WA · In queue since November 2023 · Proposed COD December 2027
300 MW
Capacity
2
Components
Solar + Battery
2y 6m
In Queue
In Progress (unknown study)
IA Status
COD target: 2027
Total Duration
4y 1m
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: 2027-12-01
BPA-G1048 is a proposed 300 MW hybrid solar and battery project located in Mason County, Washington. The project, which consists of 200 MW of solar generation and 100 MW of battery storage, is in the Bonneville Power Administration (BPA) interconnection queue, with an entry date of November 22, 2023. The proposed commercial operation date is December 1, 2027.
The interconnection agreement (IA) for BPA-G1048 is currently listed as "In Progress" with an unknown study. The point of interconnection (POI) is the Shelton-Fairmont No 4 230 kV line.
Generated from interconnection queue and public data sources
State
WA
County
Mason
Grid Region
Mountain West
Market
—
Developer
—
Utility
Bonneville Power Administration
Entity
BPA
Service Type
—
Point of Interconnection
Shelton-Fairmont No 4 230 kV line
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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