ConnecticutPower Outage Statistics
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Major Power Outage Events in Connecticut
Number of major power outage events from 2000 to 2023 affecting Connecticut state area and at least 50,000 customers from one or several states.
| Date | Area Affected | Event Type | Customers Affected |
|---|---|---|---|
| 12/18/2023 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Vandalism Suspicious activity | 170316 |
| 09/16/2023 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Weather or natural disaster | 75000 |
| 09/08/2023 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Weather or natural disaster | 114000 |
| 05/01/2023 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 54000 |
| 03/14/2023 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 83000 |
| 12/23/2022 | Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, Maine | Severe Weather | 500000 |
| 12/23/2022 | Connecticut, Rhode Island, Massachusetts, Vermont: New Hampshire, Maine | Severe Weather | 500000 |
| 11/30/2022 | Maine, Massachusetts, Connecticut, Rhode Island, Vermont, New Hampshire | Severe Weather | 113000 |
| 10/14/2022 | Connecticut, Massachusetts, Maine, Rhode Island, New Hampshire, Vermont | Sever Weather | 76388 |
| 04/19/2022 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 67754 |
| 10/27/2021 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 169000 |
| 06/30/2021 | Connecticut, Massachusetts, Rhode Island, Vermont, New Hampshire, Maine | Severe Weather | 53103 |
| 03/29/2021 | Connecticut, Massachusetts, Maine, Vermont, Rhode Island, New Hampshire | Severe Weather | 70000 |
| 03/01/2021 | Connecticut, Massachusetts, New Hampshire, Maine, Rhode Island, Vermont | Severe Weather | 69260 |
| 12/05/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 271231 |
| 11/30/2020 | Massachusetts, Maine, Connecticut, Rhode Island, Vermont, New Hampshire | Severe Weather | 116000 |
| 11/15/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 62408 |
| 10/07/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 186600 |
| 09/30/2020 | Connecticut, Maine, Rhode Island, Massachusetts, New Hampshire, Vermont | Severe Weather | 155000 |
| 08/27/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 60687 |
| 08/04/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 1188247 |
| 04/13/2020 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 68476 |
| 03/24/2020 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 51026 |
| 02/07/2020 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 123359 |
| 11/01/2019 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 80066 |
| 10/17/2019 | Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, Maine | Severe Weather | 101683 |
| 02/25/2019 | Connecticut, Massachusetts, New Hampshire, Maine, Vermont, Rhode Island | Severe Weather | 72332 |
| 11/03/2018 | Connecticut, Massachusetts, New Hampshire, Vermont, Maine, Rhode Island | Severe Weather | 62000 |
| 06/18/2018 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 112927 |
| 05/15/2018 | Connecticut, Massachusetts, Rhode Island | Severe Weather | 120000 |
| 04/05/2018 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 65932 |
| 03/07/2018 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 102000 |
| 03/02/2018 | Connecticut, Massachusetts, Rhode Island | Severe Weather | 325000 |
| 10/29/2017 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 310453 |
| 03/14/2017 | Connecticut, Massachusetts, Rhode Island, New Hampshire, Maine, Vermont | Severe Weather | 69647 |
| 03/02/2017 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 54316 |
| 09/11/2016 | Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island, Vermont | Severe Weather | 57960 |
| 07/23/2016 | Connecticut, Massachusetts, New Hampshire, Vermont, Rhode Island | Severe Weather | 101073 |
| 07/22/2016 | Massachusetts, Connecticut, Rhode Island, New Hampshire, Vermont, Maine | Severe Weather | 57058 |
| 02/25/2016 | Connecticut, Maine, Massachusetts, Rhode Island, Vermont | Weather | 114190 |
| 02/05/2016 | Connecticut, Massachusetts, Rhode Island | Weather | 115057 |
| 01/10/2016 | Maine, Connecticut, Massachusetts, Vermont, New Hampshire, Rhode Island | Weather | 59859 |
| 06/23/2015 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Severe Weather | 62442 |
| 11/26/2014 | New Hampshire, Massachusetts, Maine, Rhode Island, Connecticut, Vermont | Severe Weather - Winter Storm | 79530 |
| 11/02/2014 | Massachusetts, Maine, Vermont, New Hampshire, Rhode Island, Connecticut | Severe Weather - Winter Storm | 63719 |
| 10/22/2014 | New Hampshire, Maine, Massachusetts, Rhode Island, Connecticut, Vermont | Severe Weather | 66650 |
| 07/03/2014 | Vermont, New Hampshire, Maine, Rhode Island, Massachusetts, Connecticut | Severe Weather - Thunderstorms | 64000 |
| 01/31/2013 | Connecticut | Severe Weather - Wind Storm | 75000 |
| 10/29/2012 | Connecticut, Massachusetts | Severe Weather - Hurricane Sandy | 649075 |
| 10/29/2011 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island | Severe Weather | 1418100 |
| 08/28/2011 | Connecticut | Severe Weather | 158000 |
| 06/09/2011 | Massachusetts, Connecticut | Severe Thunderstorms | 100000 |
| 07/21/2010 | Connecticut | Thunderstorms | 50100 |
| 03/13/2010 | Connecticut | High Winds And Rain | 50246 |
| 06/26/2009 | Connecticut | Severe Thunderstorms | 50752 |
| 12/12/2008 | Maine, Vermont, New Hampshire, Massachusetts, Connecticut, Rhode Island | Ice Storm | 970000 |
| 10/25/2008 | Connecticut | Severe Storm | 52000 |
| 06/10/2008 | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont | Storm | 60000 |
| 05/27/2008 | Connecticut | Lightning Storm | 56400 |
| 05/16/2007 | Connecticut | Severe Storm | 67000 |
| 08/02/2006 | Maine, Vermont, New Hampshire, Massachusetts, Connecticut, Rhode Island | Severe Thunderstorms | 77000 |
| 11/17/2002 | Connecticut | Ice Storm | 224912 |
Data Source: U.S. Department of Energy, Form OE-417
Recent Power Outage Reports in Connecticut Cities
Enter your ZIP code into the search bar below to report power outage in your area.
| City | Population | Last Report |
|---|---|---|
| Bridgeport, CT | 148654 | May 05, 2025 |
| Stamford, CT | 135470 | Aug 09, 2024 |
| New Haven, CT | 134023 | Aug 08, 2024 |
| Hartford, CT | 121054 | Feb 10, 2024 |
| Waterbury, CT | 114403 | Feb 16, 2025 |
| Norwalk, CT | 91184 | Aug 09, 2024 |
| Danbury, CT | 86518 | Mar 25, 2025 |
| New Britain, CT | 74135 | Feb 10, 2024 |
| West Hartford, CT | 64083 | Feb 16, 2025 |
| Meriden, CT | 60850 | Apr 06, 2025 |
| Bristol, CT | 60833 | Feb 17, 2025 |
| West Haven, CT | 55584 | Feb 17, 2025 |
| East Hartford, CT | 51045 | Apr 15, 2024 |
| Milford, CT | 50558 | Sep 28, 2023 |
| Middletown, CT | 47717 | Feb 01, 2025 |
| Shelton, CT | 40869 | Mar 07, 2025 |
| Norwich, CT | 40125 | Mar 07, 2025 |
| Manchester, CT | 36379 | Jun 29, 2024 |
| Torrington, CT | 35515 | Nov 18, 2024 |
| Naugatuck, CT | 31519 | Jul 02, 2024 |
| Newington, CT | 30536 | Jun 27, 2024 |
| New London, CT | 27367 | Sep 10, 2023 |
| Wethersfield, CT | 27298 | Oct 07, 2024 |
| North Haven, CT | 24253 | Mar 18, 2025 |
| Ansonia, CT | 18918 | Nov 10, 2024 |
| Willimantic, CT | 18149 | Feb 04, 2025 |
| Orange, CT | 14280 | Feb 16, 2025 |
| Greenwich, CT | 13836 | Jun 17, 2024 |
| Windsor Locks, CT | 12613 | Jun 26, 2024 |
| Derby, CT | 12325 | Aug 04, 2024 |
| Bethel, CT | 11582 | Jan 31, 2025 |
| Oakville, CT | 9504 | Dec 18, 2023 |
| Groton, CT | 9387 | Nov 18, 2024 |
| Sandy Hook, CT | 9114 | Feb 16, 2025 |
| Riverside, CT | 8843 | Nov 14, 2023 |
| Ridgefield, CT | 7596 | Nov 22, 2023 |
| Winsted, CT | 7192 | Mar 24, 2025 |
| New Milford, CT | 7160 | Jan 29, 2025 |
| Putnam, CT | 7065 | Jul 14, 2024 |
| Old Greenwich, CT | 6962 | Nov 16, 2023 |
| Cos Cob, CT | 6873 | Apr 04, 2024 |
| New Canaan, CT | 6220 | Aug 22, 2024 |
| Northford, CT | 6082 | Jun 22, 2025 |
| Portland, CT | 5813 | Apr 04, 2024 |
| Pawcatuck, CT | 5433 | Aug 28, 2023 |
| Terryville, CT | 5202 | Feb 16, 2025 |
| Stafford Springs, CT | 4780 | Jan 31, 2025 |
| Colchester, CT | 4700 | Mar 07, 2025 |
| Mystic, CT | 4348 | Dec 30, 2024 |
| Danielson, CT | 4155 | Mar 31, 2025 |
| Broad Brook, CT | 3998 | Feb 01, 2025 |
| Watertown, CT | 3938 | Mar 21, 2025 |
| Durham, CT | 3771 | Mar 21, 2025 |
| Collinsville, CT | 3721 | Oct 31, 2023 |
| Old Mystic, CT | 3493 | May 05, 2021 |
| Clinton, CT | 3441 | Apr 11, 2025 |
| Jewett City, CT | 3328 | Apr 16, 2025 |
| Niantic, CT | 3194 | Jun 11, 2024 |
| Greens Farms, CT | 3125 | - |
| Moosup, CT | 3113 | Dec 21, 2023 |
| Waterford, CT | 3074 | Mar 30, 2025 |
| East Hampton, CT | 2960 | Jan 08, 2025 |
| Weatogue, CT | 2906 | Sep 08, 2023 |
| West Simsbury, CT | 2521 | Jun 27, 2024 |
| Higganum, CT | 2089 | Feb 16, 2025 |
| Plantsville, CT | 2016 | Feb 10, 2024 |
| Somers, CT | 1990 | Dec 18, 2023 |
| Moodus, CT | 1982 | Nov 25, 2023 |
| Thomaston, CT | 1928 | Dec 11, 2024 |
| Newtown, CT | 1914 | Aug 09, 2024 |
| North Granby, CT | 1835 | Jan 07, 2024 |
| Georgetown, CT | 1832 | - |
| Southport, CT | 1797 | Jul 10, 2024 |
| Wauregan, CT | 1539 | - |
| South Woodstock, CT | 1493 | - |
| South Windham, CT | 1383 | Jul 28, 2023 |
| Tariffville, CT | 1324 | Mar 07, 2024 |
| Canaan, CT | 1190 | Dec 17, 2023 |
| Baltic, CT | 1186 | Mar 08, 2025 |
| Litchfield, CT | 1179 | Oct 03, 2023 |
| Gales Ferry, CT | 1159 | Mar 21, 2024 |
| Quinebaug, CT | 1114 | - |
| Lakeville, CT | 1059 | Jul 14, 2024 |
| Mansfield Center, CT | 1021 | Dec 19, 2023 |
| Weston, CT | 980 | Oct 13, 2024 |
| Stonington, CT | 976 | Jun 14, 2024 |
| Brooklyn, CT | 952 | Nov 09, 2024 |
| Bantam, CT | 720 | Jul 24, 2023 |
| Sharon, CT | 662 | Jul 20, 2024 |
| Dayville, CT | 631 | Dec 19, 2023 |
| Gaylordsville, CT | 603 | Feb 29, 2024 |
| Norfolk, CT | 551 | Dec 23, 2022 |
| Botsford, CT | 499 | - |
| Mashantucket, CT | 457 | - |
| Falls Village, CT | 383 | Mar 14, 2023 |
| Redding Center, CT | 315 | Jun 25, 2023 |
| Cornwall Bridge, CT | 287 | Jul 07, 2021 |
| Riverton, CT | 160 | - |
| Hawleyville, CT | 151 | - |
| West Cornwall, CT | 138 | Oct 05, 2023 |
| Bridgewater, CT | 133 | Jan 30, 2025 |
| Cornwall, CT | 120 | Nov 12, 2022 |
| Sherman, CT | 115 | Jan 29, 2025 |
| Vernon Rockville, CT | None | Apr 04, 2024 |
| Redding, CT | None | Jan 02, 2025 |
| Trumbull, CT | None | Aug 04, 2024 |
| Roxbury, CT | None | Mar 12, 2024 |
| Tolland, CT | None | Nov 08, 2024 |
| Thompson, CT | None | Feb 16, 2025 |
| Redding Ridge, CT | None | Dec 23, 2022 |
| Willington, CT | None | Mar 19, 2025 |
| Versailles, CT | None | - |
| Taftville, CT | None | Jun 21, 2024 |
| Westport, CT | None | Nov 02, 2024 |
| Taconic, CT | None | - |
| Quaker Hill, CT | None | Mar 22, 2025 |
| Wilton, CT | None | Feb 17, 2025 |
| Winchester Center, CT | None | Jul 25, 2022 |
| Plymouth, CT | None | Jan 14, 2024 |
| Pomfret, CT | None | Mar 07, 2025 |
| Woodstock Valley, CT | None | Dec 18, 2023 |
| Pomfret Center, CT | None | Dec 16, 2024 |
| Woodstock, CT | None | Mar 23, 2025 |
| Poquonock, CT | None | - |
| Woodbury, CT | None | Feb 17, 2025 |
| Wolcott, CT | None | Jan 10, 2024 |
| Preston, CT | None | Apr 17, 2025 |
| Unionville, CT | None | Dec 18, 2023 |
| Uncasville, CT | None | Dec 18, 2023 |
| Prospect, CT | None | Mar 17, 2025 |
| Windsor, CT | None | Jan 24, 2025 |
| Windham, CT | None | Sep 10, 2023 |
| Suffield, CT | None | Mar 04, 2024 |
| Rockfall, CT | None | - |
| Storrs Mansfield, CT | None | Dec 28, 2023 |
| Washington, CT | None | Sep 09, 2023 |
| Stratford, CT | None | Nov 22, 2024 |
| Washington Depot, CT | None | Aug 25, 2023 |
| Simsbury, CT | None | Aug 03, 2024 |
| Stafford, CT | None | Jun 04, 2024 |
| Yantic, CT | None | Aug 05, 2020 |
| Southington, CT | None | Dec 28, 2024 |
| Southbury, CT | None | Aug 02, 2024 |
| Somersville, CT | None | - |
| South Britain, CT | None | - |
| South Windsor, CT | None | Aug 13, 2023 |
| South Glastonbury, CT | None | Feb 13, 2024 |
| South Kent, CT | None | Oct 08, 2017 |
| South Lyme, CT | None | Jul 23, 2023 |
| Wallingford, CT | None | Jan 31, 2025 |
| Seymour, CT | None | Jun 12, 2025 |
| Rocky Hill, CT | None | Feb 22, 2025 |
| Rogers, CT | None | - |
| Westbrook, CT | None | Dec 19, 2023 |
| Stevenson, CT | None | - |
| West Suffield, CT | None | May 01, 2024 |
| Sterling, CT | None | Dec 19, 2023 |
| West Mystic, CT | None | May 27, 2021 |
| Voluntown, CT | None | Sep 21, 2024 |
| Staffordville, CT | None | Dec 16, 2021 |
| Salem, CT | None | Jan 10, 2024 |
| Salisbury, CT | None | Sep 08, 2023 |
| West Hartland, CT | None | Feb 03, 2023 |
| West Granby, CT | None | Jul 03, 2023 |
| Scotland, CT | None | Dec 19, 2023 |
| South Willington, CT | None | Oct 26, 2023 |
| Plainville, CT | None | Jun 30, 2024 |
| Fairfield, CT | None | Jul 13, 2024 |
| East Granby, CT | None | Sep 10, 2023 |
| East Glastonbury, CT | None | Sep 03, 2021 |
| East Canaan, CT | None | Sep 25, 2023 |
| East Berlin, CT | None | Aug 18, 2023 |
| Deep River, CT | None | Apr 12, 2025 |
| Darien, CT | None | Jun 15, 2024 |
| Cromwell, CT | None | Feb 16, 2025 |
| Coventry, CT | None | Nov 27, 2024 |
| Columbia, CT | None | Jan 09, 2025 |
| Colebrook, CT | None | Oct 09, 2024 |
| East Haddam, CT | None | Dec 29, 2024 |
| East Hartland, CT | None | Feb 29, 2024 |
| East Killingly, CT | None | Nov 10, 2024 |
| Fabyan, CT | None | - |
| Essex, CT | None | Jan 01, 2024 |
| Enfield, CT | None | Nov 11, 2024 |
| Ellington, CT | None | Jan 07, 2025 |
| Easton, CT | None | Jun 22, 2025 |
| Eastford, CT | None | Dec 18, 2023 |
| East Woodstock, CT | None | - |
| East Windsor Hill, CT | None | - |
| East Windsor, CT | None | Jul 21, 2024 |
| East Lyme, CT | None | Jun 23, 2025 |
| Cobalt, CT | None | Oct 31, 2017 |
| Chester, CT | None | Apr 12, 2024 |
| Bethlehem, CT | None | Jan 15, 2024 |
| Bethany, CT | None | Jan 14, 2024 |
| Berlin, CT | None | Dec 18, 2023 |
| Beacon Falls, CT | None | Jun 22, 2024 |
| Barkhamsted, CT | None | Mar 22, 2025 |
| Ballouville, CT | None | - |
| Avon, CT | None | Jul 02, 2025 |
| Ashford, CT | None | Oct 06, 2024 |
| Andover, CT | None | Jan 31, 2025 |
| Amston, CT | None | Jul 30, 2023 |
| Bloomfield, CT | None | Apr 07, 2025 |
| Bolton, CT | None | Apr 07, 2025 |
| Bozrah, CT | None | Feb 16, 2025 |
| Cheshire, CT | None | Dec 18, 2023 |
| Chaplin, CT | None | Apr 04, 2024 |
| Central Village, CT | None | Oct 18, 2021 |
| Centerbrook, CT | None | Jul 01, 2024 |
| Canton Center, CT | None | Jan 09, 2025 |
| Canton, CT | None | Dec 18, 2023 |
| Canterbury, CT | None | Mar 25, 2025 |
| Burlington, CT | None | Jul 09, 2025 |
| Brookfield, CT | None | Jun 13, 2025 |
| Branford, CT | None | Mar 23, 2025 |
| Abington, CT | None | Sep 10, 2020 |
| Plainfield, CT | None | Dec 19, 2023 |
| North Canton, CT | None | Jul 02, 2023 |
| North Branford, CT | None | Aug 08, 2024 |
| New Preston Marble Dale, CT | None | Sep 19, 2023 |
| Kent, CT | None | Oct 12, 2024 |
| New Hartford, CT | None | Jan 28, 2024 |
| New Fairfield, CT | None | Feb 16, 2025 |
| Morris, CT | None | Jul 30, 2023 |
| Montville, CT | None | Sep 14, 2023 |
| Monroe, CT | None | Apr 01, 2024 |
| Milldale, CT | None | Nov 22, 2023 |
| North Franklin, CT | None | Mar 07, 2025 |
| North Grosvenordale, CT | None | Dec 11, 2024 |
| North Stonington, CT | None | Dec 10, 2023 |
| Pine Meadow, CT | None | - |
| Pequabuck, CT | None | Aug 26, 2021 |
| Oxford, CT | None | Jan 13, 2024 |
| Oneco, CT | None | Dec 19, 2023 |
| Old Saybrook, CT | None | Nov 12, 2024 |
| Old Lyme, CT | None | Dec 24, 2024 |
| Oakdale, CT | None | Feb 17, 2025 |
| Northfield, CT | None | Nov 22, 2023 |
| North Windham, CT | None | Jul 28, 2023 |
| North Westchester, CT | None | - |
| Middlefield, CT | None | Nov 23, 2024 |
| Middlebury, CT | None | Jun 12, 2025 |
| Hampton, CT | None | Dec 20, 2023 |
| Hamden, CT | None | Feb 21, 2025 |
| Hadlyme, CT | None | Mar 08, 2018 |
| Haddam, CT | None | Nov 17, 2023 |
| Guilford, CT | None | Jul 04, 2025 |
| Grosvenor Dale, CT | None | - |
| Granby, CT | None | Mar 22, 2024 |
| Goshen, CT | None | Dec 29, 2024 |
| Glastonbury, CT | None | Apr 03, 2024 |
| Gilman, CT | None | - |
| Hanover, CT | None | Nov 27, 2021 |
| Harwinton, CT | None | Mar 16, 2025 |
| Hebron, CT | None | Dec 18, 2023 |
| Middle Haddam, CT | None | Sep 25, 2021 |
| Marlborough, CT | None | Jun 24, 2024 |
| Marion, CT | None | - |
| Mansfield Depot, CT | None | Jun 10, 2021 |
| Madison, CT | None | Jul 03, 2025 |
| Ledyard, CT | None | Jul 31, 2024 |
| Lebanon, CT | None | Feb 16, 2025 |
| Lakeside, CT | None | May 27, 2021 |
| Killingworth, CT | None | Mar 21, 2025 |
| Ivoryton, CT | None | May 20, 2023 |
| Farmington, CT | None | Feb 16, 2025 |