PRPA-21-11157
125 MW hybrid in Larimer, CO · In queue since November 2021 · Proposed COD December 2026
125 MW
Capacity
1
Components
Solar
4y 6m
In Queue
System Impact Study
IA Status
COD target: 2026
Total Duration
5y 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
PRPA-21-11157 is a proposed 125 MW hybrid solar and battery project located in Larimer County, Colorado. The development project, consisting of 125 MW of solar capacity, is in the Platte River Power Authority (PRPA) interconnection queue, under the queue ID PRPA-21-11157.
The project entered the queue on November 15, 2021, with a proposed commercial operation date of December 1, 2026. Its interconnection status is currently in the System Impact Study phase. The point of interconnection is the Ault-Carey 230kV substation. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CO
County
Larimer
Grid Region
Mountain West
Market
—
Developer
—
Utility
Platte River Power Authority
Entity
PRPA
Service Type
—
Point of Interconnection
Ault-Carey 230kV
Data Source
LBNL
- ISO / RTO
- MOUNTAIN_WEST
- Trading Hub
- FOURCORNERS
- 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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