| State Rank | City | (Past Year)">Net Generation (Past Year) | Power Plants |
|---|
| #5 | Middletown, CT | 4.0 TWh | 13 |
| #38 | Norwich, CT | 20.8 GWh | 12 |
| #21 | Hartford, CT | 97.3 GWh | 11 |
| #29 | Somers, CT | 41.2 GWh | 10 |
| #10 | Broad Brook, CT | 227.0 GWh | 10 |
| #45 | South Windham, CT | 11.7 GWh | 9 |
| #11 | Groton, CT | 180.5 GWh | 9 |
| #2 | Bridgeport, CT | 6.6 TWh | 6 |
| #17 | Wallingford Center, CT | 122.4 GWh | 6 |
| #12 | Windsor Locks, CT | 177.4 GWh | 6 |
| #54 | Jewett City, CT | 4.9 GWh | 5 |
| #7 | New Milford, CT | 261.0 GWh | 5 |
| #13 | New Haven, CT | 176.3 GWh | 5 |
| #3 | Dayville, CT | 5.9 TWh | 4 |
| #14 | East Hartford, CT | 142.3 GWh | 4 |
| #9 | Oxoboxo River, CT | 243.2 GWh | 4 |
| #40 | Ansonia, CT | 19.3 GWh | 4 |
| #47 | Canaan, CT | 11.0 GWh | 4 |
| #52 | Mansfield Center, CT | 6.1 GWh | 4 |
| #15 | Baltic, CT | 138.9 GWh | 3 |
| #44 | Riverton, CT | 12.5 GWh | 3 |
| #8 | Plainfield Village, CT | 248.1 GWh | 3 |
| #31 | North Haven, CT | 37.8 GWh | 3 |
| #18 | Bristol, CT | 118.2 GWh | 3 |
| #42 | Tariffville, CT | 15.5 GWh | 3 |
| #58 | Torrington, CT | 3.7 GWh | 3 |
| #57 | Manchester, CT | 3.9 GWh | 3 |
| #30 | Hazardville, CT | 38.8 GWh | 3 |
| #27 | Waterbury, CT | 55.0 GWh | 3 |
| #16 | Gales Ferry, CT | 133.2 GWh | 2 |
| #37 | Danbury, CT | 21.6 GWh | 2 |
| #34 | Shelton, CT | 24.7 GWh | 2 |
| #28 | East Hampton, CT | 49.3 GWh | 2 |
| #56 | Blue Hills, CT | 4.0 GWh | 2 |
| #65 | Branford Center, CT | 1.8 GWh | 2 |
| #46 | North Granby, CT | 11.6 GWh | 2 |
| #41 | Norfolk, CT | 17.7 GWh | 2 |
| #61 | Stafford Springs, CT | 3.1 GWh | 2 |
| #66 | Kensington, CT | 1.7 GWh | 2 |
| #35 | New London, CT | 24.2 GWh | 2 |
| #39 | Glastonbury Center, CT | 20.8 GWh | 2 |
| #49 | New Britain, CT | 7.0 GWh | 2 |
| #43 | Stratford Downtown, CT | 13.8 GWh | 2 |
| #24 | Colchester, CT | 72.7 GWh | 2 |
| #51 | Cheshire Village, CT | 6.1 GWh | 2 |
| #19 | Storrs, CT | 111.5 GWh | 1 |
| #1 | Waterford, CT | 17.0 TWh | 1 |
| #60 | Suffield Depot, CT | 3.4 GWh | 1 |
| #50 | Southwood Acres, CT | 7.0 GWh | 1 |
| #62 | Watertown, CT | 2.9 GWh | 1 |
| #23 | Wauregan, CT | 75.0 GWh | 1 |
| #59 | Winsted, CT | 3.5 GWh | 1 |
| #64 | Woodmont, CT | 2.5 GWh | 1 |
| #69 | Quinebaug, CT | 1.2 GWh | 1 |
| #26 | Oronoque, CT | 65.3 GWh | 1 |
| #22 | Newtown, CT | 93.3 GWh | 1 |
| #68 | New Hartford Center, CT | 1.6 GWh | 1 |
| #4 | Naugatuck, CT | 5.6 TWh | 1 |
| #6 | Milford city (balance), CT | 3.2 TWh | 1 |
| #63 | Mechanicsville, CT | 2.5 GWh | 1 |
| #48 | Mashantucket, CT | 10.8 GWh | 1 |
| #32 | Litchfield, CT | 26.4 GWh | 1 |
| #67 | Greenwich, CT | 1.6 GWh | 1 |
| #33 | Falls Village, CT | 25.7 GWh | 1 |
| #36 | Fairfield University, CT | 23.3 GWh | 1 |
| #25 | East Village, CT | 70.8 GWh | 1 |
| #20 | Derby, CT | 110.3 GWh | 1 |
| #55 | Conning Towers-Nautilus Park, CT | 4.5 GWh | 1 |
| #53 | Brooklyn, CT | 5.4 GWh | 1 |
Net Generation data is based on the last 12 months since Dec 2025
