Garrison Energy Center LLC
450 Garrison Oak Drive, Dover, DE 19901Plant Summary Information
Garrison Energy Center LLC is ranked #3 out of 34 power plants in Delaware in terms of total annual net electricity generation.
Garrison Energy Center LLC is comprised of 2 generators and generated 184.3 GWh during the 3-month period between February 2026 to May 2026.
| Plant Name | Garrison Energy Center LLC |
|---|---|
| Utility Name | Garrison Energy Center LLC |
| Location | Kent County, DE |
| Initial Operation Date | June 2015 |
| Last Update | May 2026 |
| Annual Generation | 967.9 GWh |
| Annual Consumption | 7.3 M MMBtu |
| Ranked #765 out of 13,081 Power Plants Nationwide | |
| Ranked #444 out of 2,206 Natural Gas Power Plants Nationwide | |
| Ranked #3 out of 34 Delaware Power Plants | |
| Ranked #2 out of 10 Delaware Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
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Monthly Net Generation for Garrison Energy Center LLC
Monthly Plant Fuel Consumption for Garrison Energy Center LLC
Garrison Energy Center LLC Details
| Summary Information | |
|---|---|
| Plant Name | Garrison Energy Center LLC (57349) |
| Plant Address | 450 Garrison Oak Drive, Dover, DE 19901 |
| Utility | Garrison Energy Center LLC (56691) |
| Latitude, Longitude | 39.1872, -75.4994 |
| Generation Dates on File | Jun 2015 to May 2026 |
| Initial Operation Date | June 2015 |
| Annual Generation | 967.9 GWh |
| Fuel Types | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | RFC |
| Balancing Authority | PJM Interconnection, LLC (PJM) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Municipality |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Delmarva Power (5027) DE |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | EASTERN SHORE NATURAL GAS CO |
| Natural Gas Storage | No |
| Liquefied Natural Gas Storage | No |
Generator CTG1 Details Operating June 2015
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | GEC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | 135389815 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 1132294357 |
| Nameplate Capacity | 235 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 186 MW |
| Winter Capacity | 200 MW |
| Minimum Load | 93 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 2015 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Combustion Technology | No |
| 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 | 186 MW |
| Net Winter Capacity With Natural Gas | 200 MW |
| Net Summer Capacity With Oil | 181 MW |
| Net Winter Capacity With Oil | 200 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 6H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Generator STG2 Details Operating June 2015
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | GEC1 |
| Ownership | Wholly Owned by Other Entity |
| Duct Burners | Yes |
| Nameplate Capacity | 126 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 123 MW |
| Winter Capacity | 123 MW |
| Minimum Load | 67 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 2015 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy 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 | 123 MW |
| Net Winter Capacity With Natural Gas | 123 MW |
| Net Summer Capacity With Oil | 99 MW |
| Net Winter Capacity With Oil | 99 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 6H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Garrison Energy Center LLC Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Cobalt Power, L.L.C. | 5 Greenwich Office Park, Greenwich, CT 6831 | Generator CTG1 | 100.00% |
| Cobalt Power, L.L.C. | 5 Greenwich Office Park, Greenwich, CT 6831 | Generator STG2 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #434 | Ocean State Power | Harrisville, RI | 1.0 TWh |
| #435 | Bennett Mountain | Mountain Home, ID | 999.1 GWh |
| #436 | Belle River | China Twp, MI | 4.7 TWh |
| #437 | Millennium Power | Charlton, MA | 995.2 GWh |
| #438 | Hardee Power Station | Bowling Green, FL | 984.0 GWh |
| #439 | Cleveland Cnty Generating Facility | Kings Mountain, NC | 985.8 GWh |
| #440 | Holland Energy Park | Holland, MI | 973.5 GWh |
| #441 | Little Gypsy | La Place, LA | 964.3 GWh |
| #442 | Shell Deer Park | Deer Park, TX | 1.1 TWh |
| #443 | Tait Electric Generating Station | Moraine, OH | 957.6 GWh |
| #445 | Cannon Falls Energy Center | Cannon Falls, MN | 953.7 GWh |
| #446 | Pine Bluff Energy Center | Pine Bluff, AR | 943.4 GWh |
| #447 | Lincoln Combustion | Stanley, NC | 981.9 GWh |
| #448 | West Deptford Energy Station | West Deptford, NJ | 936.4 GWh |
| #449 | Ector County Energy Center | Goldsmith, TX | 934.6 GWh |
| #450 | Richmond Cogen | Richmond, CA | 956.3 GWh |
| #451 | Freeport Energy Center | Freeport, TX | 931.2 GWh |
| #452 | El Centro Hybrid | El Centro, CA | 927.3 GWh |
| #453 | Harry L. Oswald | Little Rock, AR | 929.3 GWh |
| #454 | Evander Andrews Power Complex | Mountain Home, ID | 926.4 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Garrison Energy Center LLC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Ameresco Delaware Central | Sandtown, DE | 26.6 GWh | 16 mi |
| Blue Hen Solar | Dartley, DE | 2.2 GWh | 10 mi |
| Blue Star | Massey, MD | 11.5 GWh | 21.9 mi |
| CCUA Solar | Bridgeton, NJ | 2.4 GWh | 21.1 mi |
| Cherrywood Solar I | Greensboro, MD | 16.5 GWh | 19.6 mi |
| DE-ECA CS Hartly | Hartly, DE | 2.3 GWh | 12.4 mi |
| DG AMP Solar Smyrna | Smyrna, DE | 1.7 GWh | 9.2 mi |
| Dover Sun Park | Dover, DE | 12.9 GWh | 0.4 mi |
| Energy Center Dover | Dover, DE | 105.0 GWh | 3.7 mi |
| ENGIE Solidago Solar Project - Hybrid | Townsend, DE | 98.9 GWh | 19.8 mi |
| Jones Farm Solar | Millington, MD | 124.2 GWh | 14.9 mi |
| KDC Solar ASGM | Bridgeton, NJ | 6.3 GWh | 21.5 mi |
| KE73 CSG | Dover, DE | 1.0 MWh | 4.7 mi |
| Kent County Wastewater Treatment Solar | Milford, DE | 1.1 GWh | 13.8 mi |
| Milford Solar Farm | Milford, DE | 18.0 GWh | 18.4 mi |
| NJ Oak Solar Plant | Bridgetown, NJ | 16.1 GWh | 21.3 mi |
| PSEG Hope Creek Generating Station | Hancocks Bridge, NJ | 8.8 TWh | 19.4 mi |
| PSEG Salem Generating Station | Hancocks Bridge, NJ | 19.3 TWh | 19.1 mi |
| Van Sant Station | Dover, DE | 3.3 GWh | 3.9 mi |
| Warren F Sam Beasley Generation Station | Smyrna, DE | 85.9 GWh | 9.2 mi |