St. Charles Power Station (LA)
St. Charles County, Louisiana · EIA plant ID 60926 · Operator: Entergy Louisiana LLC
Nameplate1,000MWSummer 1,000 MW
Generators3in service
Net generation4,742GWh12 mo to Aug 2026
Capacity factor59%gas/coal/oil units, summer MW
Heat rate7,007Btu/kWhfossil units, electric fuel, HHV
First online2019Runs as baseload
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), 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) |
|---|---|---|---|
| 2019 | 3,615.7 | 61.5% | 6,945 |
| 2020 | 5,850.6 | 66.6% | 6,923 |
| 2021 | 5,011.3 | 57.2% | 6,821 |
| 2022 | 5,537.6 | 63.2% | 7,144 |
| 2023 | 5,059.5 | 57.8% | 6,857 |
| 2024 | 5,206.7 | 59.3% | 6,964 |
| 2025 | 5,539.9 | 63.2% | 7,244 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1A | Natural Gas Fired Combined Cycle | CT | 250 | 250 | May 2019 | Operating | — | coming soon |
| 1B | Natural Gas Fired Combined Cycle | CT | 250 | 250 | May 2019 | Operating | — | coming soon |
| 1C | Natural Gas Fired Combined Cycle | CA | 500 | 500 | May 2019 | Operating | — | coming soon |
Owner / operator
Operator: Entergy Louisiana LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Entergy Louisiana LLC | 100.0% | 1,000 MW |
Nearby plants
Within 80 km.
| Little Gypsy | 1,003 MW | 0.6 km |
| Waterford 3 | 1,200 MW | 1.9 km |
| Waterford 1 & 2 | 487 MW | 2 km |
| Taft Cogeneration Facility | 894 MW | 2.4 km |
| Dow St Charles Operations | 324 MW | 3.3 km |
| Waterford 5 | — | 3.4 km |