CJTS Energy CenterRetired
Middlesex County, Connecticut · EIA plant ID 58365 · Operator: Ameresco Select Inc
×0 MW natural gas retired since 2020 (latest Sep 2023)
Nameplate—MWSummer — MW
Generators0in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online—
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), primary-fuel 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 | 3.9 | 36.7% | 17,514 |
| 2013 | 2.7 | 29.8% | 14,400 |
| 2014 | 2.4 | 33.9% | 13,349 |
| 2015 | 2.1 | 61.1% | 12,949 |
| 2016 | 1.8 | 52.2% | 14,054 |
| 2017 | 3.1 | 88.0% | 8,674 |
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 |
|---|---|---|---|---|---|---|---|---|
| UNIT1 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Jul 2014 | — | coming soon |
| UNIT2 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Jul 2014 | — | coming soon |
| UNIT3 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Jul 2014 | — | coming soon |
| UNIT4 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Apr 2013 | — | coming soon |
| UNIT5 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Jul 2014 | — | coming soon |
| UNIT6 | Other Natural Gas | FC | 0.2 | 0.2 | Nov 2001 | Retired Apr 2013 | — | coming soon |
| UNIT7 | Other Natural Gas | FC | 0.4 | 0.4 | Sep 2013 | Retired Sep 2023 | — | coming soon |
Owner / operator
Operator: Ameresco Select Inc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Nearby plants
Within 80 km.
| Kleen Energy Systems Project | 693 MW | 2.3 km |
| Wesleyan University Cogen 1 | 2 MW | 2.4 km |
| Middletown | 786 MW | 3.8 km |
| Elevate Middletown | — | 3.9 km |
| GenConn Middletown LLC | 242 MW | 4 km |
| CP Middletown Solar II LLC | 1 MW | 6.8 km |