ConnecticutPower Outage Statistics

Connecticut Power Outage Statistics (2000 - 2023)

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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 Dec 21, 2024
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 Apr 02, 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 Feb 06, 2024
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 Feb 06, 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 Feb 16, 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 Mar 17, 2025
Brookfield, CT None Mar 16, 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 Feb 16, 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 Nov 23, 2024
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 Dec 18, 2023
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