WAL266
Tarrant County, Texas · EIA plant ID 64771 · Operator: Walmart Stores Texas, LLC
Nameplate1MWSummer 1 MW
Generators3in service
Net generation0GWh12 mo to Dec 2025
Capacity factor4%gas/coal/oil units, summer MW
Heat rate9,995Btu/kWhfossil units, electric fuel, HHV
First online2021Runs as peaking
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), gas/coal/oil 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.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2021 | 0 | 0.0% | — |
| 2022 | 0.3 | 2.5% | 14,992 |
| 2023 | 0.4 | 3.4% | 14,989 |
| 2024 | 0.2 | 2.3% | 14,494 |
| 2025 | 0.4 | 4.0% | 9,995 |
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 |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Natural Gas Internal Combustion Engine | IC | 0.4 | 0.4 | Nov 2021 | Operating | — | coming soon |
| GEN2 | Natural Gas Internal Combustion Engine | IC | 0.4 | 0.4 | Nov 2021 | Operating | — | coming soon |
| GEN3 | Natural Gas Internal Combustion Engine | IC | 0.4 | 0.4 | Nov 2021 | Operating | — | coming soon |
Owner / operator
Operator: Walmart Stores Texas, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Walmart Stores Texas, LLC | 100.0% | 1 MW |
Nearby plants
Within 80 km.
| HEB00055 | 1 MW | 5 km |
| State Farm Insur Support Center Central | 11 MW | 8.6 km |
| IKEA Grand Prairie Rooftop PV System | 1 MW | 11.7 km |
| WAL5080 | 1 MW | 12.6 km |
| Verizon Hidden Ridge Solar Project | 3 MW | 13 km |
| Liggett Switch | 10 MW | 13.1 km |