Zephyr StoragePlanned
Brown County, Texas · EIA plant ID 67555 · Operator: RIC Development, LLC
186 MW planned (Batteries), first expected Mar 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 |
|---|---|---|---|---|---|---|---|---|
| RIC98 | Batteries | BA | 185.6 | 185.6 | planned Mar 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.
| Chisme Solar and Storage | — | 15.7 km |
| Logans Gap Wind LLC | 200 MW | 20.3 km |
| Flat Top Wind I | 200 MW | 24.2 km |
| IP Radian, LLC | 480 MW | 35.9 km |
| Priddy Wind Project | 302 MW | 38.6 km |
| Darkwood Solar | — | 47.8 km |