Wesleyan University Cogen 1
Middlesex County, Connecticut · EIA plant ID 58158 · Operator: Wesleyan University
Nameplate2MWSummer 2 MW
Generators1in service
Net generation4GWh12 mo to Dec 2025
Capacity factor20%gas/coal/oil units, summer MW
Heat rate7,582Btu/kWhfossil units, electric fuel, HHV
First online2009Runs 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) |
|---|---|---|---|
| 2012 | 13.5 | 66.6% | 9,497 |
| 2013 | 12 | 59.6% | 9,445 |
| 2014 | 11.9 | 58.9% | 9,531 |
| 2015 | 9.2 | 45.5% | 9,563 |
| 2016 | 7.2 | 35.5% | 7,582 |
| 2017 | 12.7 | 63.0% | 7,737 |
| 2018 | 14.6 | 72.6% | 7,737 |
| 2019 | 11.1 | 55.3% | 7,582 |
| 2020 | 14.2 | 70.4% | 7,582 |
| 2021 | 10.7 | 53.1% | 7,737 |
| 2022 | 10 | 49.4% | 7,582 |
| 2023 | 10.5 | 51.9% | 7,582 |
| 2024 | 7.3 | 36.3% | 7,582 |
| 2025 | 4 | 20.1% | 7,582 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Natural Gas Internal Combustion Engine | IC | 2.4 | 2.3 | Feb 2009 | Operating | — | coming soon |
Owner / operator
Operator: Wesleyan University. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Wesleyan University | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| CJTS Energy Center | retired | 2.4 km |
| CP Middletown Solar I LLC | 1 MW | 4.5 km |
| CP Middletown Solar II LLC | 1 MW | 4.5 km |
| Kleen Energy Systems Project | 693 MW | 4.8 km |
| Middletown | 786 MW | 6.2 km |
| Elevate Middletown | — | 6.3 km |