BPA-G0844
420 MW hybrid in Klickitat, WA · In queue since February 2023 · Proposed COD June 2026
420 MW
Capacity
2
Components
Solar + Battery
3y 5m
In Queue
In Progress (unknown study)
IA Phase
COD target: 2026
Total Duration
3y 4m
Schedule
1 months past proposed COD
Study Phase
Transition Cluster
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: 2026-06-15
BPA-G0844 is a proposed 420 MW hybrid solar and battery project located in Klickitat County, Washington. The development project consists of a 280 MW solar component and a 140 MW battery energy storage system. It is interconnected to the Bonneville Power Administration (BPA) via the Horse Heaven-Harvalum No 1 230kV line.
The project entered the BPA interconnection queue on February 22, 2023, with a proposed commercial operation date of June 15, 2026. Its interconnection agreement status is currently listed as "In Progress (unknown study)". The project has appeared in recent news.
Generated from interconnection queue and public data sources
Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
WA
County
Klickitat
Grid Region
Mountain West
Market
—
Developer
—
Utility
—
Entity
BPA
Service Type
NRIS/ERIS
Point of Interconnection
Horse Heaven-Harvalum No 1 230kV line.
Data Source
LBNL
Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.
See the full risk decomposition + scenarios for this project.
Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- 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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Ask about Project BPA-G0844Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
