Danbury Hospital Cogen Plant
Natural gas power plant in Fairfield County, Connecticut. 4.3 MW of nameplate capacity across 1 generator, operated by Danbury Hospital.
Also known as EIA plant 58152
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 4.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- November 2011First generator online
- Operator
- Danbury HospitalEIA operator ID 58120
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- None linkedNo verified ISO node
- Location
- Fairfield County, CT41.4053, −73.4475
- EIA plant ID
- 58152EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Danbury Hospital Cogen Plant produces
Free · EIA-923Net generation, 2025
21.6 GWh
21,581 MWh, final
Capacity factor, 2025
57.3%
2024: 74.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
21.6–31.0
GWh a year. Low 2025, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | 27,771 | 73.5% | 12 of 12 |
| 2013 | 26,277 | 69.8% | 12 of 12 |
| 2014 | 31,255 | Not reported | 12 of 12 |
| 2015 | 30,784 | 81.7% | 12 of 12 |
| 2016 | 30,214 | 80.0% | 12 of 12 |
| 2017 | 29,279 | 77.7% | 12 of 12 |
| 2018 | 29,781 | 79.1% | 12 of 12 |
| 2019 | 31,011 | 82.3% | 12 of 12 |
| 2020 | 30,222 | 80.0% | 12 of 12 |
| 2021 | 29,187 | 77.5% | 12 of 12 |
| 2022 | 23,760 | 63.1% | 12 of 12 |
| 2023 | 26,321 | 69.9% | 12 of 12 |
| 2024 | 28,095 | 74.4% | 12 of 12 |
| 2025 | 21,581 | 57.3% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Natural Gas Fired Combustion Turbine | 4.3 | November 2011 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Danbury Hospital as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Danbury Hospital Cogen Plant
How much power does Danbury Hospital Cogen Plant produce?
Danbury Hospital Cogen Plant reported 21,581 MWh (21.6 GWh) of net generation in 2025, a 57.3% capacity factor on 4.3 MW of nameplate capacity.
Where is Danbury Hospital Cogen Plant?
Danbury Hospital Cogen Plant is in Fairfield County, Connecticut, at 41.4053, −73.4475. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Danbury Hospital Cogen Plant?
EIA-860M for August 2026 lists Danbury Hospital as the operator (EIA operator ID 58120). The operator is not always the owner.
When did Danbury Hospital Cogen Plant start operating?
Its first generator began operating in November 2011, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page