BPA-G0744
400 MW hybrid in Grant, WA · In queue since May 2022 · Proposed COD December 2026
400 MW
Capacity
2
Components
Solar + Battery
4 years
In Queue
In Progress (unknown study)
IA Status
COD target: 2026
Total Duration
4y 7m
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: 2026-12-30
BPA-G0744 is a proposed 400 MW hybrid Solar+Battery project located in Grant County, Washington. The project consists of 200 MW of solar generation and a 200 MW battery energy storage system. It is listed in the Bonneville Power Administration interconnection queue with an entry date of May 24, 2022, and a proposed commercial operation date of December 30, 2026.
The interconnection agreement status is listed as "In Progress (unknown study)". The point of interconnection is identified as 1. Vantage-Hanford #1 500 kV line 2. Corridor of the 230kV Midway- Rocky Ford and Midway-Potholes 230kV transmission lines.
Generated from interconnection queue and public data sources
State
WA
County
Grant
Grid Region
Mountain West
Market
—
Developer
—
Utility
Bonneville Power Administration
Entity
BPA
Service Type
—
Point of Interconnection
1. Vantage-Hanford #1 500 kV line 2. Corridor of the 230kV Midway- Rocky Ford and Midway-Potholes 230kV transmission lines
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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