New Haven Harbor
1 Waterfront Street, New Haven, CT 6512Plant Summary Information
New Haven Harbor is ranked #13 out of 52 residual fuel oil power plants nationwide in terms of total annual net electricity generation.
New Haven Harbor is comprised of 4 generators and generated 89.7 GWh during the 3-month period between October 2025 to January 2026.
| Plant Name | New Haven Harbor |
|---|---|
| Utility Name | Generation Bridge II Connecticut, LLC |
| Location | South Central Connecticut Planning Region, CT |
| Initial Operation Date | July 1975 |
| Last Update | Jan 2026 |
| Annual Generation | 167.4 GWh |
| Annual Consumption | 2.1 M MMBtu |
| Ranked #2,783 out of 12,637 Power Plants Nationwide | |
| Ranked #13 out of 52 Residual Fuel Oil Power Plants Nationwide | |
| Ranked #11 out of 161 Connecticut Power Plants | |
| Ranked #1 out of 3 Connecticut Residual Fuel Oil Power Plants | |
| Fuel Types | Residual Fuel Oil : 45.1% Natural Gas : 40.3% Distillate Fuel Oil : 12.2% Kerosene : 2.5% |
| Previous Operator |
PSEG Power Connecticut LLC (2013 to 2021) Generation Bridge II Connecticut, LLC (2022 to 2024) |
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Monthly Net Generation for New Haven Harbor
Monthly Plant Fuel Consumption for New Haven Harbor
New Haven Harbor Details
| Summary Information | |
|---|---|
| Plant Name | New Haven Harbor (6156) |
| Plant Address | 1 Waterfront Street, New Haven, CT 6512 |
| Utility | Generation Bridge II Connecticut, LLC (65448) |
| Latitude, Longitude | 41.284, -72.90432 |
| Generation Dates on File | Jan 2001 to Jan 2026 |
| Initial Operation Date | July 1975 |
| Annual Generation | 167.4 GWh |
| Fuel Types | Residual Fuel Oil : 45.1% Natural Gas : 40.3% Distillate Fuel Oil : 12.2% Kerosene : 2.5% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 03-25-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | New Haven Harbor |
| Ash Impoundment | No |
| Transmission / Distribution Owner | United Illuminating Co (19497) CT |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | SOUTHERN CONNECTICUT GAS COMPANY |
| Natural Gas Storage | No |
Generator 1 Details Operating July 1975
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 513 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 513 |
| Nameplate Capacity | 460 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 432.6 MW |
| Winter Capacity | 453.3 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | July 1975 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Residual Fuel Oil / Natural Gas |
| Startup Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | RFO / NG |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 150 MW |
| Net Winter Capacity With Natural Gas | 150 MW |
| Net Summer Capacity With Oil | 447.9 MW |
| Net Winter Capacity With Oil | 436.6 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Other Limits | Yes |
Generator 2 Details Operating June 2012
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 15477 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 15477 |
| Nameplate Capacity | 60.5 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 43.2 MW |
| Winter Capacity | 47.7 MW |
| Minimum Load | 43 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 2012 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Kerosene / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 42.9 MW |
| Net Winter Capacity With Natural Gas | 48.6 MW |
| Net Summer Capacity With Oil | 42.9 MW |
| Net Winter Capacity With Oil | 48.6 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
Generator 3 Details Operating June 2012
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 40052 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 40052 |
| Nameplate Capacity | 60.5 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 43.2 MW |
| Winter Capacity | 47.7 MW |
| Minimum Load | 43 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 2012 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Kerosene / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 42.9 MW |
| Net Winter Capacity With Natural Gas | 48.6 MW |
| Net Summer Capacity With Oil | 42.9 MW |
| Net Winter Capacity With Oil | 48.6 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
Generator 4 Details Operating June 2012
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 40053 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 40053 |
| Nameplate Capacity | 60.5 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 43.2 MW |
| Winter Capacity | 47.7 MW |
| Minimum Load | 43 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 2012 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Kerosene / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 42.9 MW |
| Net Winter Capacity With Natural Gas | 48.6 MW |
| Net Summer Capacity With Oil | 42.9 MW |
| Net Winter Capacity With Oil | 48.6 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
New Haven Harbor Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Generation Bridge II New Haven LLC | 600 Connecticut Ave, New Haven, CT 6512 | Generator 2 | 100.00% |
| Generation Bridge II New Haven LLC | 600 Connecticut Ave, New Haven, CT 6512 | Generator 3 | 100.00% |
| Generation Bridge II New Haven LLC | 600 Connecticut Ave, New Haven, CT 6512 | Generator 4 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Residual Fuel Oil.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #3 | Waiau | Pearl City, HI | 964.9 GWh |
| #4 | Northport | Northport, NY | 4.5 TWh |
| #5 | William F Wyman Hybrid | Yarmouth, ME | 338.7 GWh |
| #6 | Canal | Sandwich, MA | 537.4 GWh |
| #7 | Roseton Generating Facility | Newsburgh, NY | 750.3 GWh |
| #8 | Kahului | Kahului, HI | 157.1 GWh |
| #9 | TalenEnergy Martins Creek | Bangor, PA | 2.4 TWh |
| #10 | Oswego Harbor Power | Oswego, NY | 130.8 GWh |
| #11 | W H Hill | Hilo, HI | 105.6 GWh |
| #12 | Newington | Newington, NH | 153.4 GWh |
| #14 | Port Jefferson | Port Jefferson, NY | 389.0 GWh |
| #15 | Bowline Point | West Haverstraw, NY | 1.8 TWh |
| #16 | Puna | Keaau, HI | 105.9 GWh |
| #17 | E F Barrett | Island Park, NY | 1.1 TWh |
| #18 | Northside Generating Station | Jacksonville, FL | 3.1 TWh |
| #19 | Middletown | Middletown, CT | 33.0 GWh |
| #20 | Georgia-Pacific Cedar Springs | Cedar Springs, GA | 468.1 GWh |
| #21 | Somerset Plant | Skowhegan, ME | 557.6 GWh |
| #22 | Edge Moor | Wilmington, DE | 327.6 GWh |
| #23 | Montville Station | Uncasville, CT | 27.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding New Haven Harbor.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Amazon BDL3 Solar Project | New Haven, CT | 1.6 GWh | 11.8 mi |
| Branford | Branford, CT | 109.0 MWh | 5.7 mi |
| Derby Fuel Cell | Derby, CT | 105.9 GWh | 10.5 mi |
| Derby Hydro | Shelton, CT | 23.9 GWh | 10.6 mi |
| Digital Fairfield | Trumbull, CT | 10.1 GWh | 12.9 mi |
| Dynamic Energy CT STAG | Milford, CT | 2.5 GWh | 7.3 mi |
| Emerald Gardens PKI, LLC | Shelton, CT | 2.1 GWh | 11.3 mi |
| GenConn Devon LLC | Milford, CT | 4.3 GWh | 11.7 mi |
| IKEA New Haven Rooftop PV & Fuel Cell | New Haven, CT | 2.8 GWh | 1.1 mi |
| Medtronic - New Haven | North Haven, CT | 2.2 GWh | 4.1 mi |
| Medtronic - New Haven 2 | North Haven, CT | 15.7 GWh | 4.4 mi |
| Milford Power Project | Milford, CT | 3.2 TWh | 11 mi |
| North Haven Solar One | North Haven, CT | 2.5 GWh | 7.3 mi |
| Park Solar | Woodbridge, CT | 866.0 MWh | 5.6 mi |
| Sikorsky Aircraft CHP | Stratford, CT | 53.1 GWh | 10.4 mi |
| Town of Branford | Branford, CT | 1.6 GWh | 4.9 mi |
| UI RCP New Haven Fuel Cell | New Haven, CT | 18.2 GWh | 0.4 mi |
| UI RCP Woodbridge FC | Woodbridge, CT | 17.7 GWh | 7.4 mi |
| Wallingford Energy | Wallingford, CT | 87.8 GWh | 11.9 mi |
| Wallingford Solar | Wallingford, CT | 20.9 GWh | 11.4 mi |