Serrano BESSPlanned
Maverick County, Texas · EIA plant ID 67556 · Operator: RIC Development, LLC
186 MW planned (Batteries), first expected Apr 2028 · 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 |
|---|---|---|---|---|---|---|---|---|
| RIC97 | Batteries | BA | 185.6 | 185.6 | planned Apr 2028 | Planned | — | coming soon |
Owner / operator
Operator: RIC Development, 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.
| Eagle Pass | 10 MW | 1 km |
| Regis Escondido | 10 MW | 13.9 km |
| WAL461 | 1 MW | 16.4 km |
| Pueblo BA | 20 MW | 19.5 km |
| Fort Duncan BESS | 103 MW | 20.9 km |
| OCI Alamo 4, LLC | 40 MW | 53.8 km |