Roundtop
Susquehanna County, Pennsylvania · EIA plant ID 58715 · Operator: Roundtop Energy LLC
Nameplate22MWSummer 21 MW
Generators5in service
Net generation32GWh12 mo to Dec 2025
Capacity factor18%gas/coal/oil units, summer MW
Heat rate10,148Btu/kWhfossil units, electric fuel, HHV
First online2015Runs as intermediate
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) |
|---|---|---|---|
| 2015 | 4.7 | 10.1% | 9,389 |
| 2016 | 87.1 | 47.2% | 9,062 |
| 2017 | 57 | 31.0% | 9,070 |
| 2018 | 55.4 | 30.1% | 9,210 |
| 2019 | 39.8 | 21.6% | 9,568 |
| 2020 | 35.7 | 19.4% | 9,572 |
| 2021 | 39.1 | 21.2% | 9,373 |
| 2022 | 46.6 | 25.4% | 9,223 |
| 2023 | 60.3 | 32.8% | 9,192 |
| 2024 | 29.9 | 16.2% | 9,908 |
| 2025 | 32.4 | 17.6% | 10,148 |
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 | 4.4 | 4.2 | Oct 2015 | Operating | — | coming soon |
| GEN2 | Natural Gas Internal Combustion Engine | IC | 4.4 | 4.2 | Oct 2015 | Operating | — | coming soon |
| GEN3 | Natural Gas Internal Combustion Engine | IC | 4.4 | 4.2 | Oct 2015 | Operating | — | coming soon |
| GEN4 | Natural Gas Internal Combustion Engine | IC | 4.4 | 4.2 | Oct 2015 | Operating | — | coming soon |
| GEN5 | Natural Gas Internal Combustion Engine | IC | 4.4 | 4.2 | Oct 2015 | Operating | — | coming soon |
Owner / operator
Operator: Roundtop Energy LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Roundtop Energy LLC | 100.0% | 22 MW |
Nearby plants
Within 80 km.
| Procter & Gamble Mehoopany Mill | 120 MW | 9.3 km |
| Oxbow Creek | 22 MW | 15.8 km |
| Wolf Run Energy | 22 MW | 21.4 km |
| Towanda Facility | 5 MW | 26.4 km |
| Mehoopany Wind Energy LLC | 141 MW | 26.4 km |
| Hamilton Liberty | 870 MW | 30.8 km |