Cowboy Solar IPlanned
Laramie County, Wyoming · EIA plant ID 68022 · Operator: Cowboy Solar I
800 MW planned (Batteries, Solar Photovoltaic), first expected Mar 2028 · EIA-860M
Nameplate—MWSummer — MW
Generators0in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online—
Capacity factor by year
Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
No capacity factor available.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| CLP20 | Solar Photovoltaic | PV | 400 | 400 | planned Mar 2028 | Planned | — | coming soon |
| CLPBS | Batteries | BA | 400 | 400 | planned Dec 2028 | Planned | — | coming soon |
Owner / operator
Operator: Cowboy Solar I. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Nearby plants
Within 80 km.
| Cowboy Solar II | — | 0 km |
| Cheyenne Prairie Generating Station | 140 MW | 30.1 km |
| Mountain Breeze Wind, LLC | 172 MW | 32.8 km |
| South Cheyenne Solar | 150 MW | 33.1 km |
| Cedar Creek Wind | 301 MW | 34 km |
| Panorama Wind, LLC | 145 MW | 40.8 km |