| State Rank | City | (Past Year)">Net Generation (Past Year) | Power Plants |
| #67 | Southwood Acres, CT | 11.0 MWh | 1 |
| #66 | Greenwich, CT | 676.0 MWh | 1 |
| #65 | Branford Center, CT | 1.7 GWh | 2 |
| #64 | New Hartford Center, CT | 1.7 GWh | 1 |
| #63 | Kensington, CT | 1.7 GWh | 1 |
| #62 | Winsted, CT | 2.4 GWh | 1 |
| #61 | Woodmont, CT | 2.5 GWh | 1 |
| #60 | Mechanicsville, CT | 2.7 GWh | 1 |
| #59 | Watertown, CT | 2.9 GWh | 1 |
| #58 | Manchester, CT | 3.1 GWh | 3 |
| #57 | Stafford Springs, CT | 3.1 GWh | 1 |
| #56 | Torrington, CT | 3.4 GWh | 3 |
| #55 | Suffield Depot, CT | 3.6 GWh | 1 |
| #54 | Stratford Downtown, CT | 3.7 GWh | 2 |
| #53 | Blue Hills, CT | 4.5 GWh | 2 |
| #52 | Jewett City, CT | 4.8 GWh | 4 |
| #51 | Conning Towers-Nautilus Park, CT | 5.0 GWh | 1 |
| #50 | Brooklyn, CT | 6.4 GWh | 1 |
| #49 | Mansfield Center, CT | 7.4 GWh | 3 |
| #48 | Trumbull Center, CT | 10.1 GWh | 1 |
| #47 | Canaan, CT | 10.2 GWh | 3 |
| #46 | Mashantucket, CT | 10.8 GWh | 1 |
| #45 | New Britain, CT | 11.2 GWh | 2 |
| #44 | Norfolk, CT | 11.4 GWh | 2 |
| #43 | North Granby, CT | 11.5 GWh | 2 |
| #42 | Riverton, CT | 13.9 GWh | 3 |
| #41 | South Windham, CT | 14.2 GWh | 9 |
| #40 | Tariffville, CT | 15.5 GWh | 3 |
| #39 | Ansonia, CT | 17.7 GWh | 4 |
| #38 | North Haven, CT | 20.4 GWh | 3 |
| #37 | Glastonbury Center, CT | 22.7 GWh | 2 |
| #36 | New London, CT | 23.7 GWh | 2 |
| #35 | Norwich, CT | 24.2 GWh | 12 |
| #34 | Shelton, CT | 26.0 GWh | 2 |
| #33 | Fairfield University, CT | 26.1 GWh | 1 |
| #32 | Gales Ferry, CT | 27.8 GWh | 2 |
| #31 | Danbury, CT | 28.1 GWh | 2 |
| #30 | Falls Village, CT | 30.1 GWh | 1 |
| #29 | Somers, CT | 33.0 GWh | 9 |
| #28 | Hazardville, CT | 38.8 GWh | 3 |
| #27 | Waterbury, CT | 43.8 GWh | 3 |
| #26 | Oronoque, CT | 53.1 GWh | 1 |
| #25 | East Hampton, CT | 55.1 GWh | 2 |
| #24 | Colchester, CT | 77.1 GWh | 2 |
| #23 | Wauregan, CT | 80.6 GWh | 1 |
| #22 | Hartford, CT | 85.0 GWh | 11 |
| #21 | East Village, CT | 95.8 GWh | 1 |
| #20 | Derby, CT | 105.9 GWh | 1 |
| #19 | Wallingford Center, CT | 108.6 GWh | 6 |
| #18 | New Haven, CT | 110.8 GWh | 5 |
| #17 | Newtown, CT | 116.6 GWh | 1 |
| #16 | Bristol, CT | 118.2 GWh | 3 |
| #15 | Storrs, CT | 123.8 GWh | 1 |
| #14 | East Hartford, CT | 133.6 GWh | 4 |
| #13 | Baltic, CT | 141.4 GWh | 3 |
| #12 | Broad Brook, CT | 141.4 GWh | 10 |
| #11 | Windsor Locks, CT | 156.6 GWh | 5 |
| #10 | Groton, CT | 196.9 GWh | 8 |
| #9 | Plainfield Village, CT | 249.9 GWh | 3 |
| #8 | New Milford, CT | 251.5 GWh | 5 |
| #7 | Oxoboxo River, CT | 252.7 GWh | 4 |
| #6 | Middletown, CT | 3.2 TWh | 13 |
| #5 | Milford city (balance), CT | 3.6 TWh | 1 |
| #4 | Naugatuck, CT | 5.2 TWh | 1 |
| #3 | Dayville, CT | 5.9 TWh | 4 |
| #2 | Bridgeport, CT | 6.5 TWh | 6 |
| #1 | Waterford, CT | 16.3 TWh | 1 |
Net Generation data is based on the last 12 months since Sep 2025