Mamm Creek

Silt, Colorado

Capacity: 22.4 MW
Status: Operating
Fuel: Battery storage
Technology: Batteries
Operator: AES Clean Energy
City: Silt
County: Garfield County
State: Colorado
Operational date: December 2025
Balancing authority: PSCO

Mamm Creek is a 22.4 MW battery storage power plant in Silt, Colorado. Operated by AES Clean Energy, it has been operating since 2025. The facility is located in Garfield County, within the PSCO balancing authority.

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Source: U.S. Energy Information Administration (EIA-860M)