PacifiCorp-C4-075
199.9 MW hybrid in Kittitas, WA · In queue since May 2024 · Proposed COD December 2028
199.9 MW
Capacity
1
Components
Solar
2 years
In Queue
—
IA Status
COD target: 2028
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: 2028-12-31
PacifiCorp-C4-075 is a proposed 199.9 MW hybrid solar and battery project located in Kittitas County, Washington. The development project, consisting of 199.9 MW of solar capacity, is being developed by PacifiCorp. It is listed in the PacifiCorp interconnection queue as of May 15, 2024, with a proposed commercial operation date of December 31, 2028. The point of interconnection is the Pomona Heights Vantage transmission line.
The proposed project is currently listed as active in the interconnection queue and has been mentioned in recent news coverage related to deals.
Generated from interconnection queue and public data sources
State
WA
County
Kittitas
Grid Region
Mountain West
Market
—
Developer
PacifiCorp
Utility
PacifiCorp
Entity
PacifiCorp
Service Type
—
Point of Interconnection
Pomona Heights Vantage transmission 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.
Last updated 2026-03-26
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