Steelhead Energy StoragePlanned
Fannin County, Texas · EIA plant ID 67798 · Operator: GRS BESS Texas Seven, LLC
194 MW planned (Batteries), first expected Sep 2027 · EIA-860M
Nameplate—MWSummer — MW
Generators0in service
Net generation—GWh12 mo
Capacity factor—not meaningful for storage
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 |
|---|---|---|---|---|---|---|---|---|
| GRS7 | Batteries | BA | 193.7 | 190.1 | planned Sep 2027 | Planned | — | coming soon |
Owner / operator
Operator: GRS BESS Texas Seven, LLC. 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.
| G.S.E. One LLC | 83 MW | 14.8 km |
| Platinum Storage | 348 MW | 20 km |
| Whitewright Solar | 10 MW | 25.4 km |
| Coniglio Solar | 124 MW | 26.4 km |
| WAL947 | 1 MW | 42.3 km |
| Roscommon Solar Park | — | 42.8 km |