NRG Chalk Point CT
Prince Georges County, Maryland · EIA plant ID 61890 · Operator: NRG Chalk Point CT
Nameplate94MWSummer 80 MW
Generators1in service
Net generation21GWh12 mo to Aug 2026
Capacity factor3%gas/coal/oil units, summer MW
Heat rate13,781Btu/kWhfossil units, electric fuel, HHV
First online1990Runs as rarely runs
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) |
|---|---|---|---|
| 2018 | 0.3 | 0.1% | 19,145 |
| 2019 | 0.9 | 0.1% | 20,686 |
| 2020 | 0 | 0.0% | — |
| 2021 | 0.9 | 0.1% | 18,413 |
| 2022 | 0.4 | 0.1% | 25,431 |
| 2023 | 0.3 | 0.0% | — |
| 2024 | 0.7 | 0.1% | 24,760 |
| 2025 | 7.1 | 1.0% | 15,174 |
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 |
|---|---|---|---|---|---|---|---|---|
| SGT1 | Petroleum Liquids | GT | 94 | 80.2 | Jun 1990 | Operating | — | coming soon |
Owner / operator
Operator: NRG Chalk Point CT. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| NRG Chalk Point CT | 100.0% | 94 MW |
Nearby plants
Within 80 km.
| Chalk Point LLC | 1,825 MW | 0 km |
| Herbert Farm Solar | 6 MW | 9.9 km |
| Rockfish Solar LLC | 10 MW | 17.2 km |
| Chesapeake Beach BESS | 1 MW | 17.9 km |
| CPV St Charles Energy Center | 775 MW | 18.1 km |
| Hall Property | 2 MW | 19 km |