Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | DeCordova Steam Electric Station | Cartwheel 1 - Storage, LLC |
|---|---|---|
| Capacity | 626.7 MW | 300 MW |
| Technology | Natural Gas Fired Combustion Turbine, Batteries | Batteries |
| Operator | Luminant Generation Company LLC | RWE Clean Energy |
| Operating units | 6 | 1 |
| Latest 12-month generation | 36.9 GWh | 27.6 GWh |
| Latest complete-year capacity factor | 0.7% (2024) | — |
| National technology rank | #40 of 257 | #11 of 962 |
| Latest EIA report | 2024-12 | 2026-06 |