Tres Bahias
Calhoun County, Texas · EIA plant ID 65947 · Operator: Tres Bahias Solar Power, LLC
Nameplate196MWSummer 196 MW
Generators1in service
Net generation444GWh12 mo to Aug 2026
Capacity factor26%solar units, summer MW
Heat rate—thermal plants only
First online2024
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), solar units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
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.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2024 | 411.4 | 35.6% | — |
| 2025 | 438.7 | 25.5% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| TB | Solar Photovoltaic | PV | 196.3 | 196.3 | May 2024 | Operating | — | coming soon |
Owner / operator
Operator: Tres Bahias Solar Power, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Tres Bahias Solar Power, LLC | 100.0% | 196 MW |
Nearby plants
Within 80 km.
| Formosa Utility Venture Ltd | 933 MW | 3.1 km |
| CFB Power Plant | 310 MW | 5.2 km |
| Port Comfort Power LLC | 121 MW | 5.7 km |
| Third Coast BESS, LLC | — | 18.8 km |
| TX2 Port Lavaca | 10 MW | 20.4 km |
| Regis Palacios | 10 MW | 30 km |