Event Type:

Year:

Event Began Date Event Restoration Date Respondent NERC Region Event Type Demand Loss (MW) Number Of Customers Affected Duration (Hrs) New NERC Region New Demand Loss (MW) New Number Of Customers Affected Year New Event Type Row Number Area
02/01/2011 9 a.m. 02/02/2011 2 a.m. Exelon Corp/ComEd - Commonwealth Edison RFC Winter Storm UNK 190000 17.0 RFC 0 190000 2011 Storm 0 northern illinois
02/01/2011 3 a.m. 02/03/2011 noon American Electric Power - Ohio RFC Winter Storm UNK 158013 45.0 RFC 0 158013 2011 Storm 1 indiana, ohio
01/31/2011 10 a.m. 02/03/2011 noon Duke Energy Midwest RFC Ice Storm 996 272880 62.0 RFC 996 272880 2011 Cold 2 southwestern ohio and indiana
01/27/2011 5 a.m. 01/30/2011 5 a.m. AES Greenidge, LLC NPCC Fuel Supply Deficiency (Coal) 108 0 60.0 NPCC 108 0 2011 Fuel Supply 3 central new york
01/27/2011 9:30 a.m. 01/27/2011 9:30 a.m. Delmarva Power & Light Company RFC Vandalism - 0 0.0 RFC 0 0 2011 Vandalism 4 delaware, hockessin
01/26/2011 7:43 a.m. 01/27/2011 6:18 a.m. Dominion - Virginia Power SERC Winter Storm 600 150084 22.58333333 SERC 600 150084 2011 Storm 5 northern virginia
01/26/2011 6:28 a.m. 01/29/2011 5 a.m. Baltimore Gas and Electric Company RFC Winter Storm N/A 234326 70.53333333 RFC 0 234326 2011 Storm 6 maryland
01/26/2011 5 a.m. 01/31/2011 8 a.m. Potomac Electric Power Co/ PEPCO Holdings Inc. RFC Winter Storm N/A 210000 111.0 RFC 0 210000 2011 Storm 7 montgomery and prince george's county, maryland and district of columbia
01/26/2011 9:33 a.m. 01/27/2011 3:03 a.m. ITC Transmission RFC Vandalism - 0 29.5 RFC 0 0 2011 Vandalism 8 michigan
01/26/2011 9:25 a.m. 01/27/2011 5 a.m. NV Energy WECC Suspected Telecommunications Attack - 0 31.58333333 WECC 0 0 2011 Cyber 9 carson city, nevada
01/25/2011 3:23 a.m. 01/25/2011 11 a.m. Atlantic City Electric RFC Vandalism - 0 7.616666667 RFC 0 0 2011 Vandalism 10 newark, delaware
01/24/2011 1:20 a.m. 01/24/2011 1:30 a.m. El Paso Electric Company WECC Suspicious Activity - 0 0.166666667 WECC 0 0 2011 Other 11 newman power plant, texas
01/23/2011 7 a.m. 01/23/2011 1 a.m. PacifiCorp WECC Vandalism - 0 6.0 WECC 0 0 2011 Vandalism 12 franklin county, idaho
01/18/2011 2 a.m. 01/18/2011 2 a.m. National Grid NPCC Vandalism - 0 0.0 NPCC 0 0 2011 Vandalism 13 massachusetts, whitman, auburn st substation
01/13/2011 7:21 a.m. 01/13/2011 8:13 a.m. JEA FRCC Firm System Load Shed 150 20900 0.866666667 FRCC 150 20900 2011 Fuel Supply 14 north florida
01/12/2011 6 a.m. 01/12/2011 2 a.m. National Grid NPCC Winter Storm N/A 80000 8.0 NPCC 0 80000 2011 Storm 15 massachusetts
01/11/2011 11:08 a.m. 01/11/2011 11:08 a.m. New Athens Generating Co. LLC NPCC Electrical Fault at Generator - 0 0.0 NPCC 0 0 2011 Equipment Failure 16 athens, new york