Summary of Electricity Activity in Delaware
Summary of Delaware Generation
Delaware is ranked #49 out of 51 U.S. states and territories in terms of total annual net electricity generation.
GridInfo.com electricity generation data is aggregated from Jan 2001 to Sep 2025.
| Companies on File | 40 |
|---|---|
| Plants on File | 47 |
| Total Generation | 419.31M MMBtu |
| Total Sales | 1.00G kWh |
| Total Revenue | $138.91M |
Map of Top Producing Cities in the Delaware
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Natural Gas Rank
#41
Coal Rank
#46
Nuclear Rank
#49
Hydroelectric Rank
#50
Wind Rank
#42
Solar Rank
#45
Monthly Net Generation for Delaware
Electricity Sales Distribution
Electricity Sales, Price, and Revenue Breakdown
| Sales | Price (Avg) | Revenue | |
|---|---|---|---|
| Residential | 404.50M kWh | 18.12 cents/kWh | $73.30M |
| Commercial | 356.86M kWh | 12.57 cents/kWh | $44.85M |
| Industrial | 238.80M kWh | 8.70 cents/kWh | $20.77M |
| Transportation | 0 kWh | 0.00 cents/kWh | $0 |
| Total | 1.00G kWh | 13.89 cents/kWh | $138.91M |
Production by Source
Largest 24 Power Plants in Delaware
| Rank | Plant | Utility | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| #15 | AGT001 Centerville Fuel Cell | 2016 ESA Project Company, LLC | Wilmington, Delaware | 10.1 GWh | Feb 2019 | Dec 2024 | Natural Gas |
| #10 | Ameresco Delaware Central | AMERESCO Delaware Central | Sandtown, Delaware | 23.3 GWh | Nov 2006 | Dec 2024 | Landfill Gas |
| #21 | Ameresco Delaware South | AMERESCO Delaware South | Georgetown, Delaware | 3.4 GWh | Nov 2006 | Dec 2024 | Landfill Gas |
| #18 | AstraZeneca Newark Solar | AstraZeneca Pharmaceuticals | Newark, Delaware | 5.6 GWh | Dec 2023 | Dec 2024 | Solar |
| #22 | Blue Hen Solar | Madison Energy Holdings LLC | Dartley, Delaware | 2.6 GWh | Apr 2022 | Dec 2024 | Solar |
| #11 | Brookside Newark | Diamond State Generation Partners, LLC | Newark, Delaware | 18.0 GWh | May 2012 | Dec 2024 | Natural Gas |
| #17 | Bruce A Henry Solar Farm | Delaware Electric Cooperative | Georgetown, Delaware | 6.8 GWh | Jul 2013 | Dec 2024 | Solar |
| #13 | Croda Atlas Point CHP | Croda Inc. | New Castle, Delaware | 15.0 GWh | Jul 2013 | Dec 2024 | Landfill Gas |
| #19 | DEC Phase II at Georgetown | Luminace Solar MC, LLC | Georgetown, Delaware | 5.4 GWh | Nov 2019 | Dec 2024 | Solar |
| #2 | Delaware City Plant | Delaware City Refining Company LLC | Delaware City, Delaware | 1.1 TWh | Sep 1956 | Sep 2025 | Natural Gas : 82.3% Other Gas : 17.7% |
| #14 | Dover Sun Park | Arevon Energy, Inc. | Dover, Delaware | 13.0 GWh | Jun 2011 | Sep 2025 | Solar |
| #4 | Edge Moor | Calpine Mid-Atlantic Generation LLC | Wilmington, Delaware | 327.6 GWh | Nov 1954 | Dec 2024 | Natural Gas : 94.9% Residual Fuel Oil : 5.1% |
| #7 | Energy Center Dover | Cartier Energy, LLC | Dover, Delaware | 114.3 GWh | Apr 1985 | Sep 2025 | Natural Gas : 99.6% |
| #8 | ENGIE Solidago Solar Project - Hybrid | ENGIE Solidago Solar LLC | Townsend, Delaware | 99.5 GWh | Nov 2022 | Sep 2025 | Solar |
| #3 | Garrison Energy Center LLC | Garrison Energy Center LLC | Dover, Delaware | 687.8 GWh | May 2015 | Sep 2025 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
| #1 | Hay Road | Calpine Mid-Atlantic Generation LLC | Wilmington, Delaware | 2.0 TWh | Apr 1989 | Sep 2025 | Natural Gas : 98.1% Distillate Fuel Oil : 1.9% |
| #16 | Heimlich Solar | Heimlich Solar Partners LLC | Greenwood, Delaware | 9.2 GWh | May 2024 | Dec 2024 | Solar |
| #5 | Indian River Generating Station | Indian River Operations Inc | Dagsboro, Delaware | 322.5 GWh | May 1967 | Sep 2025 | Bituminous Coal : 98.7% Distillate Fuel Oil : 1.3% |
| #12 | Milford Solar Farm | Milford Solar LLC | Milford, Delaware | 17.8 GWh | Nov 2012 | Sep 2025 | Solar |
| #6 | Red Lion Energy Center | Diamond State Generation Partners, LLC | New Castle, Delaware | 183.5 GWh | Nov 2012 | Dec 2024 | Natural Gas |
| #23 | South Campus Solar | JPMorgan Chase Bank | Wilmington, Delaware | 2.5 GWh | Jul 2011 | Dec 2024 | Solar |
| #20 | University of Delaware Wind Turbine | First State Marine Wind | Lewes, Delaware | 4.8 GWh | Jun 2010 | Sep 2025 | Wind |
| #9 | Warren F Sam Beasley Generation Station | Delaware Municipal Electric Corp | Smyrna, Delaware | 66.9 GWh | Mar 2002 | Sep 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| #24 | WHA Southbridge Solar Park CSG | Ecogy Delaware II LLC. | Wilmington, Delaware | 2.1 GWh | May 2018 | Dec 2024 | Solar |
Electricity Generation by Delaware Counties
| State Rank | County | # Power Plants | Net Generation Past 12 Months | Net Generation from Natural Gas | Net Generation from Wind | Net Generation from Solar | Net Generation from Nuclear |
|---|---|---|---|---|---|---|---|
| #2 | Kent County, DE | 15 | 929.9 GWh | 851.6 GWh | 0.0 Wh | 36.4 GWh | 0.0 Wh |
| #1 | New Castle County, DE | 19 | 3.8 TWh | 3.4 TWh | 0.0 Wh | 110.1 GWh | 0.0 Wh |
| #3 | Sussex County, DE | 13 | 356.0 GWh | 0.0 Wh | 4.8 GWh | 25.2 GWh | 0.0 Wh |
Top 15 Electricity Producing Cities in Delaware
| City | Net Generation | # Power Plants |
|---|---|---|
| Bridgeville, Delaware | 2.0 GWh | 1 |
| Dagsboro, Delaware | 322.5 GWh | 1 |
| Delaware City, Delaware | 1.1 TWh | 2 |
| Dover, Delaware | 816.3 GWh | 4 |
| Georgetown, Delaware | 15.5 GWh | 3 |
| Greenwood, Delaware | 9.2 GWh | 1 |
| Hartly, Delaware | 2.6 GWh | 1 |
| Lewes, Delaware | 4.8 GWh | 1 |
| Milford, Delaware | 18.9 GWh | 2 |
| Milton, Delaware | 1.9 GWh | 1 |
| New Castle, Delaware | 198.8 GWh | 3 |
| Newark, Delaware | 23.6 GWh | 2 |
| Smyrna, Delaware | 68.8 GWh | 2 |
| Townsend, Delaware | 99.5 GWh | 1 |
| Wilmington, Delaware | 2.3 TWh | 7 |
Electricity Generation for Neighboring States
| National Rank | State | Net Generation | # Power Plants |
|---|---|---|---|
| #34 | Connecticut | 43.7 TWh | 227 |
| #51 | District of Columbia | 173.7 GWh | 24 |
| #7 | Georgia | 143.4 TWh | 339 |
| #13 | Indiana | 106.4 TWh | 285 |
| #22 | Kentucky | 70.9 TWh | 98 |
| #45 | Maine | 15.0 TWh | 301 |
| #39 | Maryland | 37.2 TWh | 268 |
| #41 | Massachusetts | 23.7 TWh | 736 |
| #44 | New Hampshire | 17.5 TWh | 74 |
| #29 | New Jersey | 59.3 TWh | 481 |
| #10 | New York | 128.6 TWh | 1,281 |
| #9 | North Carolina | 135.8 TWh | 1,130 |
| #6 | Ohio | 145.1 TWh | 313 |
| #3 | Pennsylvania | 246.3 TWh | 390 |
| #46 | Rhode Island | 10.0 TWh | 116 |
| #15 | South Carolina | 103.5 TWh | 304 |
| #21 | Tennessee | 72.4 TWh | 137 |
| #50 | Vermont | 2.3 TWh | 142 |
| #14 | Virginia | 105.6 TWh | 345 |
| #31 | West Virginia | 49.7 TWh | 66 |
* Net Generation data is based on the last 12 months since Sep 2025