PRPA-23-05032
50 MW storage in Larimer, CO · In queue since May 2023 · Proposed COD January 2026
50 MW
Capacity
1
Components
Battery
3 years
In Queue
System Impact Study
IA Status
COD target: 2026
Total Duration
2y 8m
Schedule
4 months past proposed COD
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: 2026-01-01
PRPA-23-05032 is a proposed 50 MW battery storage project located in Larimer County, Colorado. The project is being developed by Platte River Power Authority (PRPA) and consists of a single 50 MW battery component. It is currently in the Platte River Power Authority interconnection queue as of May 3, 2023, with a proposed commercial operation date of January 1, 2026. The project's interconnection status is currently in the System Impact Study phase.
The point of interconnection for PRPA-23-05032 is the Ault-Carey 230kV line. The project has appeared in recent news coverage regarding energy storage development in the Western United States.
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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