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Algonquin Windsor Locks
71.0 MW natural gas power plant · Capitol Planning Region, Connecticut
- Operating capacity
- 71.0 MW
- 3 generators
- Main fuel
- Natural gas
- First unit online
- 1990
- Generation, 2023
- 116 GWh
Plant details
- EIA plant ID
- 10567
- Operator
- Ahlstrom Power Windsor Locks LLC
- Sector
- IPP CHP
- County
- Capitol Planning Region
- Balancing authority
- ISNE
- Location
- 41.9227, -72.6255
Operating generators
Nameplate capacity and the month each began operating
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| Generator | Fuel | Capacity | Online | Status |
|---|---|---|---|---|
| GTGNatural Gas Fired Combined Cycle | Natural gas | 40.0 MW | Jan 1990 | Operating |
| STGNatural Gas Fired Combined Cycle | Natural gas | 16.0 MW | Jan 1990 | Operating |
| GTG2Natural Gas Fired Combined Cycle | Natural gas | 15.0 MW | Jul 2012 | Operating |
Generation and emissions, 2023
EPA eGRID annual data
- Net generation
- 116 GWh
- Capacity factor
- 18.6%
- CO2 emissions
- 2,146 tons
- CO2 emission rate
- 37 lb/MWh
Nearby power plants
Within 25 miles
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| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| Amazon BDL4 | Solar | 3.9 MW | 2.1 mi |
| Bradley Energy Center | Natural gas | 5.8 MW | 3.0 mi |
| Rainbow (CT) | Hydroelectric | 8.0 MW | 3.5 mi |
| Raffia Road Solar Project | Solar | 4.0 MW | 4.4 mi |
| Gravel Pit Solar, LLC | Solar | 120 MW | 4.6 mi |
| Aldi DC 2 | Solar | 1.2 MW | 4.7 mi |
| Norcap South | Solar | 2.0 MW | 5.0 mi |
| Norcap North | Solar | 2.0 MW | 5.0 mi |
Frequently asked questions
- How much power can Algonquin Windsor Locks produce?
- Algonquin Windsor Locks has 71.0 MW of operating nameplate capacity across 3 generators as of August 2026.
- Who operates Algonquin Windsor Locks?
- EIA lists Ahlstrom Power Windsor Locks LLC as the operator of Algonquin Windsor Locks.
- How much electricity did Algonquin Windsor Locks generate?
- Algonquin Windsor Locks reported 116 GWh of net generation in 2023 and 2,146 tons of carbon dioxide emissions, according to EPA eGRID.
Source: U.S. Energy Information Administration, Form EIA-860M (August 2026); U.S. EPA eGRID2023 · Data for August 2026