PacifiCorp-953
80 MW generation in Yakima, WA · In queue since September 2017 · Proposed COD July 2025
80 MW
Capacity
1
Components
Solar
8y 10m
In Queue
Suspended
IA Phase
Signed Mar 2021
Queue → IA
3y 6m
IA → COD
4y 4m
Total Duration
3y 6m
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Construction pending
Typical: 12–24 months
Proposed COD: 2025-07-07
PacifiCorp-953 is a proposed 80 MW solar generation project located in Yakima County, Washington. The project, developed by High Top Solar LLC, entered the PacifiCorp interconnection queue on September 27, 2017, with a proposed commercial operation date of January 1, 2020. The point of interconnection is the Union Gap - Midway transmission line.
The project's interconnection status is currently listed as suspended, and its interconnection agreement (IA) status is also suspended. The project has appeared in recent news coverage regarding renewable energy development in the Pacific Northwest.
Generated from interconnection queue and public data sources
Realization risk through commissioning — schedule slippage, construction cost overrun, and COD probability vs the stated window. The diligence view that determines whether the project comes online when promised. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
WA
County
Yakima
Grid Region
Mountain West
Market
—
Developer
High Top Solar LLC
Utility
PacifiCorp
Entity
PacifiCorp
Service Type
NRIS
Point of Interconnection
Union Gap - Midway transmission line
Data Source
LBNL
Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. 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 — first-year production estimate and 10-year P50 trajectory, with curtailment risk decomposed by congestion zone and ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, first-year DSCR, and construction cost overrun exposure — what determines whether the deal clears its covenants once online. Projected across price, demand, and policy scenarios. 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 PacifiCorp-953Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
