Summary of Electricity Activity in Groton, CT
Summary of Groton, CT Generation
Groton, CT is ranked #1,988 out of 5,974 U.S. cities nationwide and #12 out of 68 Connecticut cities in terms of total annual net electricity generation.
| Annual Generation | 14.5 GWh |
|---|---|
| Annual Consumption | 2.9 M MMBtu |
| Last Update | Jun 2026 |
| Power Plants | 9 |
| Companies on File | 6 |
| Power Plants in 50 Mile Radius | 269 |
| Power Plants in 100 Mile Radius | 1,231 |
Map of Top Producing Plants in Groton, CT
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Annual Net Generation From natural gas power
172.2 GWh
National Rank in Terms of natural gas Net Electricity Generation
#641 /1,467 U.S. Cities
State Rank in Terms of natural gas Net Electricity Generation
#7 /29 Connecticut Cities
Monthly Net Generation for Groton, CT
Monthly Plant Fuel Consumption for Groton, CT
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #12 / 68 | #1988 / 5974 | 183.40 GWh | 2.87 M MMBtu |
| Natural Gas | #7 / 29 | #641 / 1467 | 172.21 GWh | 2.56 M MMBtu |
| Distillate Fuel Oil | #5 / 13 | #154 / 1044 | 9.98 GWh | 303.41 k MMBtu |
| Solar | #46 / 47 | #3171 / 3320 | 1.20 GWh | 4.28 k MMBtu |
Power Plants in Groton, CT
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Pfizer Groton Plant | Pfizer Inc | 77.6 GWh | 2.0 M MMBtu | Natural Gas : 88.8% Distillate Fuel Oil : 11.2% |
| Naval Sub Base New London Fuel Cell | Groton Station Fuel Cell, LLC | 43.6 GWh | 288.3 k MMBtu | Natural Gas |
| Pfizer Groton Fuel Cell | Groton Fuel Cell 1 LLC | 30.1 GWh | 270.1 k MMBtu | Natural Gas |
| Subase Microgrid Project | Connecticut Mun Elec Engy Coop | 29.6 GWh | 263.2 k MMBtu | Natural Gas |
| CMEEC - Navy NE Trident | Tesla Inc. | 1.2 GWh | 4.3 k MMBtu | Solar |
| Water Treatment 1 & 2 | Connecticut Mun Elec Engy Coop | 463.0 MWh | 5.1 k MMBtu | Distillate Fuel Oil |
| Bridge Street 1 & 2 | Connecticut Mun Elec Engy Coop | 452.0 MWh | 5.3 k MMBtu | Distillate Fuel Oil |
| Gary Court 1 & 2 | Connecticut Mun Elec Engy Coop | 381.0 MWh | 4.5 k MMBtu | Distillate Fuel Oil |
| Groton Flanders Road Landfill | NJR Clean Energy Ventures Corporation | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Cities
| National Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #2817 | Ashaway | 50.3 GWh | 3 |
| #4774 | Conning Towers-Nautilus Park | 4.5 GWh | 1 |
| #5799 | Fishers Island | 129.0 MWh | 2 |
| #2231 | Gales Ferry | 133.2 GWh | 2 |
| #3975 | Mashantucket | 10.8 GWh | 1 |
| #3345 | New London | 24.2 GWh | 2 |
| #3457 | Norwich | 20.8 GWh | 12 |
| #1774 | Oxoboxo River | 244.7 GWh | 4 |
| #29 | Waterford | 16.9 TWh | 1 |
| #3557 | Westerly | 18.2 GWh | 2 |