Garrison Energy Center LLC
450 Garrison Oak Drive, Dover, DE 19901Plant Summary Information
Garrison Energy Center LLC is ranked #3 out of 30 power plants in Delaware in terms of total annual net electricity generation.
Garrison Energy Center LLC is comprised of 2 generators and generated 117.2 GWh during the 3-month period between December 2024 to March 2025.
| Plant Name | Garrison Energy Center LLC |
|---|---|
| Utility Name | Garrison Energy Center LLC |
| Location | Kent County, DE |
| Initial Operation Date | June 2015 |
| Last Update | Mar 2025 |
| Annual Generation | 757.4 GWh |
| Annual Consumption | 5.8 M MMBtu |
| Ranked #925 out of 12,288 Power Plants Nationwide | |
| Ranked #491 out of 2,221 Natural Gas Power Plants Nationwide | |
| Ranked #3 out of 30 Delaware Power Plants | |
| Ranked #3 out of 10 Delaware Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 97.9% Distillate Fuel Oil : 2.1% |
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Monthly Net Generation 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 Mar 2025 |
| Initial Operation Date | June 2015 |
| Annual Generation | 757.4 GWh |
| Fuel Types | Natural Gas : 97.9% Distillate Fuel Oil : 2.1% |
| 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 |
|---|---|---|---|
| #481 | Rio Grande | SunLand Park, NM | 803.2 GWh |
| #482 | Ladysmith | Woodford, VA | 897.2 GWh |
| #483 | McMeekin | Columbia, SC | 793.9 GWh |
| #484 | Lodi Energy Center | Lodi, CA | 785.1 GWh |
| #485 | Desert Star Energy Center | Boulder City, NV | 783.9 GWh |
| #486 | Southwestern | Anadarko, OK | 779.4 GWh |
| #487 | Dean | East China, MI | 770.1 GWh |
| #488 | Greenland Energy Center | Jacksonville, FL | 770.9 GWh |
| #489 | HF Sinclair Puget Sound Refining | Anacortes, WA | 1.0 TWh |
| #490 | Martinez Refining | Martinez, CA | 787.9 GWh |
| #492 | Alliant Energy Neenah | Neenah, WI | 739.9 GWh |
| #493 | Gregory Power Plant | Gregory, TX | 738.5 GWh |
| #494 | Hawthorn | Kansas City, MO | 3.0 TWh |
| #495 | Deerhaven Generating Station | Gainesville, FL | 749.9 GWh |
| #496 | Vermillion Energy Facility | Cayuga, IN | 727.9 GWh |
| #497 | J K Smith | Winchester, KY | 721.1 GWh |
| #498 | EG178 Facility | Snyder, TX | 713.1 GWh |
| #499 | Bayonne Energy Center | Bayonne, NJ | 710.3 GWh |
| #500 | Vandolah Power Station | Wauchula, FL | 736.4 GWh |
| #501 | Cleveland Cnty Generating Facility | Kings Mountain, NC | 712.0 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 | 23.3 GWh | 16 mi |
| Blue Hen Solar | Dartley, DE | 2.6 GWh | 10 mi |
| Blue Star | Massey, MD | 11.5 GWh | 21.9 mi |
| Bluegrass Solar | Church Hill, MD | 158.9 GWh | 24.7 mi |
| Carlls Corner | Upper Deerfield Twp, NJ | 5.9 GWh | 24.4 mi |
| CCUA Solar | Bridgeton, NJ | 2.6 GWh | 21.1 mi |
| Church Hill | Church Hill, MD | 7.3 GWh | 25.4 mi |
| DG AMP Solar Smyrna | Smyrna, DE | 1.8 GWh | 9.2 mi |
| Dover Sun Park | Dover, DE | 12.5 GWh | 0.4 mi |
| Energy Center Dover | Dover, DE | 120.3 GWh | 3.7 mi |
| ENGIE Solidago Solar Project - Hybrid | Townsend, DE | 99.9 GWh | 19.8 mi |
| KDC Solar ASGM | Bridgeton, NJ | 6.6 GWh | 21.5 mi |
| Kent County Wastewater Treatment Solar | Milford, DE | 1.1 GWh | 13.8 mi |
| Love Lane Solar | Upper Deerfield Towns, NJ | 2.4 GWh | 24.7 mi |
| Milford Solar Farm | Milford, DE | 14.5 GWh | 18.4 mi |
| NJ Oak Solar Plant | Bridgetown, NJ | 17.2 GWh | 21.3 mi |
| PSEG Hope Creek Generating Station | Hancocks Bridge, NJ | 9.2 TWh | 19.4 mi |
| PSEG Salem Generating Station | Hancocks Bridge, NJ | 18.6 TWh | 19.1 mi |
| Van Sant Station | Dover, DE | 1.3 GWh | 3.9 mi |
| Warren F Sam Beasley Generation Station | Smyrna, DE | 69.1 GWh | 9.2 mi |