Pfizer Groton Plant
Eastern Point Rd, MS 9101, Groton, CT 6340Plant Summary Information
Pfizer Groton Plant is ranked #25 out of 158 power plants in Connecticut in terms of total annual net electricity generation.
Pfizer Groton Plant is comprised of 4 generators and generated 19.7 GWh during the 3-month period between December 2024 to March 2025.
| Plant Name | Pfizer Groton Plant |
|---|---|
| Utility Name | Pfizer Inc |
| Location | Southeastern Connecticut Planning Region, CT |
| Initial Operation Date | January 1948 |
| Last Update | Mar 2025 |
| Annual Generation | 80.2 GWh |
| Annual Consumption | 2.0 M MMBtu |
| Ranked #3,495 out of 12,288 Power Plants Nationwide | |
| Ranked #971 out of 2,221 Natural Gas Power Plants Nationwide | |
| Ranked #25 out of 158 Connecticut Power Plants | |
| Ranked #17 out of 53 Connecticut Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 94.7% Distillate Fuel Oil : 5.3% |
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Monthly Net Generation for Pfizer Groton Plant
Pfizer Groton Plant Details
| Summary Information | |
|---|---|
| Plant Name | Pfizer Groton Plant (54236) |
| Plant Address | Eastern Point Rd, MS 9101, Groton, CT 6340 |
| Utility | Pfizer Inc (14928) |
| Latitude, Longitude | 41.3315, -72.0786 |
| Generation Dates on File | Jan 2001 to Mar 2025 |
| Initial Operation Date | January 1948 |
| Annual Generation | 80.2 GWh |
| Fuel Types | Natural Gas : 94.7% Distillate Fuel Oil : 5.3% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | Yes |
| FERC Cogeneration Docket Number | 89-350-000 |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Chemical Manufacturing (325) |
| Sector | Industrial CHP (7) |
| Water Source | Thames River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Groton Dept of Utilities - (CT) (7716) CT |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | YANKEE GAS SVC CO |
| Pipeline Name | Algonquin Gas Transmission Company |
| Natural Gas Storage | No |
| Liquefied Natural Gas Storage | No |
Generator TG 3 Details Operating January 1952
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 10 MW |
| Nameplate Power Factor | 0.97 |
| Summer Capacity | 10 MW |
| Winter Capacity | 10 MW |
| Minimum Load | 0.8 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1952 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Startup Source | Natural Gas / Gaseous Propane |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 10 MW |
| Net Winter Capacity With Natural Gas | 10 MW |
| Net Summer Capacity With Oil | 10 MW |
| Net Winter Capacity With Oil | 10 MW |
| Time To Switch From Gas To Oil | 6H |
| Time To Switch From Oil To Gas | 6H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Generator TG 4 Details Operating January 1994
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 10 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 5 MW |
| Winter Capacity | 5 MW |
| Minimum Load | 0.8 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1994 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Startup Source | Natural Gas / Gaseous Propane |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 5 MW |
| Net Winter Capacity With Natural Gas | 5 MW |
| Net Summer Capacity With Oil | 5 MW |
| Net Winter Capacity With Oil | 5 MW |
| Time To Switch From Gas To Oil | 6H |
| Time To Switch From Oil To Gas | 6H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Generator TG5 Details Operating August 2001
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 7.5 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 7.5 MW |
| Winter Capacity | 7.5 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 2001 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Startup Source | Natural Gas / Gaseous Propane |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 7.5 MW |
| Net Winter Capacity With Natural Gas | 7.5 MW |
| Net Summer Capacity With Oil | 7.5 MW |
| Net Winter Capacity With Oil | 7.5 MW |
| Time To Switch From Gas To Oil | 6H |
| Time To Switch From Oil To Gas | 6H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Generator GT-1 Details Operating September 2009
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 10 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 9.5 MW |
| Winter Capacity | 10.5 MW |
| Minimum Load | 4.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | September 2009 |
| Combined Heat & Power | Yes |
|---|---|
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Startup Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| 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 | 9.5 MW |
| Net Winter Capacity With Natural Gas | 10.5 MW |
| Net Summer Capacity With Oil | 9.5 MW |
| Net Winter Capacity With Oil | 10.5 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Pfizer Groton Plant Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| We couldn't locate any owners for this plant | |||
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| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
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| Naval Sub Base New London Fuel Cell | Groton, CT | 34.2 GWh | 4.7 mi |
| Norwich WWTP | Norwich, CT | 1.0 MWh | 13.4 mi |
| Pfizer Groton Fuel Cell | Groton, CT | 30.1 GWh | 0.4 mi |
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| Subase Microgrid Project | Groton, CT | 43.1 GWh | 4.7 mi |
| Water Treatment 1 & 2 | Groton, CT | 303.0 MWh | 2.2 mi |
| White Rock Road LLC | Westerly, RI | 7.4 GWh | 13.3 mi |
| Yale New Haven - New London | New London, CT | 14.6 GWh | 1.4 mi |