Middletown Energy Center
Butler County, Ohio · EIA plant ID 59326 · Operator: NTE Ohio LLC
Nameplate544MWSummer 463 MW
Generators2in service
Net generation3,496GWh12 mo to Aug 2026
Capacity factor86%gas/coal/oil units, summer MW
Heat rate6,948Btu/kWhfossil units, electric fuel, HHV
First online2018Runs 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) |
|---|---|---|---|
| 2018 | 2,255.8 | 82.0% | 6,865 |
| 2019 | 3,329.5 | 81.3% | 6,828 |
| 2020 | 3,386.1 | 88.4% | 6,815 |
| 2021 | 2,685.2 | 66.2% | 6,862 |
| 2022 | 3,556.5 | 87.6% | 6,896 |
| 2023 | 3,363.1 | 82.8% | 6,963 |
| 2024 | 3,612.5 | 87.9% | 6,955 |
| 2025 | 3,144.9 | 77.6% | 6,935 |
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 |
|---|---|---|---|---|---|---|---|---|
| MEC1 | Natural Gas Fired Combined Cycle | CT | 310.2 | 253.3 | May 2018 | Operating | — | coming soon |
| MEC2 | Natural Gas Fired Combined Cycle | CA | 233.7 | 209.2 | May 2018 | Operating | — | coming soon |
Owner / operator
Operator: NTE Ohio LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| NTE Ohio LLC | 100.0% | 544 MW |
Nearby plants
Within 80 km.
| Dicks Creek | 159 MW | 2.6 km |
| Middletown Coke Company, LLC | 67 MW | 4.7 km |
| CZ Solar Warren, LLC | 20 MW | 6.5 km |
| Woodsdale | 572 MW | 9.9 km |
| Madison | 692 MW | 10.1 km |
| Trenton Solar - (OH) | — | 10.4 km |