BPA-G0822
4,000 MW hybrid in Benton, WA · In queue since November 2022 · Proposed COD December 2026
4,000 MW
Capacity
2
Components
Solar + Battery
3y 6m
In Queue
In Progress (unknown study)
IA Status
COD target: 2026
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: 2026-12-01
BPA-G0822 is a proposed 4000 MW hybrid solar and battery project located in Benton County, Washington. The development project, consisting of 2000 MW of solar and 2000 MW of battery storage, is in the Bonneville Power Administration (BPA) interconnection queue, with an entry date of November 14, 2022. The proposed commercial operation date is December 1, 2026.
The interconnection agreement (IA) status for BPA-G0822 is listed as "In Progress (unknown study)". The point of interconnection (POI) is identified as the Ashe Substation, or the Ashe - Marion No 2 500 kV line, or the Ashe - Slatt No 1 500 kV line.
Generated from interconnection queue and public data sources
State
WA
County
Benton
Grid Region
Mountain West
Market
—
Developer
—
Utility
Bonneville Power Administration
Entity
BPA
Service Type
—
Point of Interconnection
Ashe Substation, or Ashe - Marion No 2 500 kV line, or Ashe - Slatt No 1 500 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.
