Prairie Center Energy LLC
Prairie Center Energy LLC is a 35 MW battery storage project in Adams County, Colorado, operated by Whetstone Power Operations LLC. EIA-860M lists 1 generating unit here. Its unit entered service in 2024.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 35.4 MW
- 33.7 MW net summer
- Generating units
- 1
- In service
- 2024
- EIA plant ID
- 68058
Where it is
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- County
- Adams County, Colorado
- Coordinates
- 39.9303, -104.7943
- Balancing authority
- WACM
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- Whetstone Power Operations LLC
- Primary energy source
- Battery
- Technologies
- Batteries
- Status
- Operating
Prairie Center Energy LLC: FAQ
- Where is Prairie Center Energy LLC?
- In Adams County, Colorado (CO). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Prairie Center Energy LLC?
- 35 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
- Who owns Prairie Center Energy LLC?
- EIA-860M names Whetstone Power Operations LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is Prairie Center Energy LLC still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.