Battery storage projects in Colorado
18 operating battery storage projects in Colorado with 670 MW of battery capacity, largest first. From EIA-860M, August 2026.
Largest battery storage projects in Colorado
| # | Plant | Battery MW | GWh, 2025 |
|---|---|---|---|
| 1 | Rocky Mountain SolarPueblo County · Solar and battery storage | 200 | 3.1* |
| 2 | Neptune Energy Center HybridPueblo County · Solar and battery storage | 125 | 679 |
| 3 | Thunder Wolf Energy Center HybridPueblo County · Solar and battery storage | 100 | 544 |
| 4 | Jackson Fuller Energy StorageEl Paso County | 100 | −5.6* |
| 5 | Prairie Center Energy LLCAdams County | 35 | −1.4 |
| 6 | Rattlesnake Ridge Battery StorageWeld County | 12 | −2.7 |
| 7 | Davis Battery StorageWeld County | 12 | −1.7 |
| 8 | Bromley Battery StorageAdams County | 12 | −1.6 |
| 9 | Keenesburg Battery StorageWeld County | 12 | −1.6 |
| 10 | Mamm CreekGarfield County · Solar and battery storage | 11 | 0.0 |
| 11 | High Mesa COGarfield County · Solar and battery storage | 11 | 15.3 |
| 12 | Parkway Battery StorageBroomfield County | 7.8 | −1.1 |
| 13 | Frederick Battery StorageWeld County | 7.8 | −1.0 |
| 14 | Mead Battery StorageWeld County | 7.8 | −1.1 |
| 15 | Platte Valley Battery StorageWeld County | 7.8 | −1.0 |
| 16 | Fort Carson Battery Energy Storage SysteEl Paso County | 4.2 | −3.5 |
| 17 | I25 Battery StorageWeld County | 4.0 | −0.1 |
| 18 | Rawhide Prairie Solar HybridLarimer County · Solar | 1.0 | 44.9 |
* Fewer than 12 months of 2025 reported, so the total is partial.
Every project with battery storage, solar and wind hybrids included. MW is battery nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources