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
04/21/2011 7:15 a.m. 04/21/2011 4:50 a.m. PacifiCorp WECC Vandalism - 0 9.583333333 WECC 0 0 2011 Vandalism 0 salt lake city, utah, oquirrh substation
05/02/2011 8:52 a.m. 05/02/2011 10:46 a.m. PacifiCorp WECC Vandalism - 0 1.9 WECC 0 0 2011 Vandalism 1 utah, n. ogden substation, ogden
04/19/2011 2:01 a.m. 04/19/2011 4:04 a.m. Tacoma Power Water Rail (TPWR) WECC Vandalism - 0 2.05 WECC 0 0 2011 Vandalism 2 washington, graham
04/11/2011 5:40 a.m. 04/11/2011 5:51 a.m. PacifiCorp WECC Suspicious Activity - 0 0.183333333 WECC 0 0 2011 Other 3 salt lake city, utah
05/02/2011 2 a.m. 05/02/2011 2 a.m. The United Illuminating Company NPCC Suspected Physical Attack - 0 0.0 NPCC 0 0 2011 Vandalism 4 west river substation, new haven, connecticut
04/27/2011 10 a.m. 04/28/2011 10 a.m. American Electric Power SERC Severe Weather - 69000 12.0 SERC 0 69000 2011 Storm 5 ohio, virginia, tennessee
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 6 delaware, hockessin
02/25/2011 10:30 a.m. 02/25/2011 10:45 a.m. PacifiCorp WECC Vandalism - 0 0.25 WECC 0 0 2011 Vandalism 7 salt lake city, utah
04/03/2011 8:23 a.m. 04/05/2011 3 a.m. Entergy Corporation SERC Suspected Cyber Attack - 0 42.61666667 SERC 0 0 2011 Cyber 8 unknown
02/17/2011 1 a.m. 02/23/2011 4:53 a.m. City of Roseville (Roseville Electric) WECC Suspected Cyber Attack - 0 147.8833333 WECC 0 0 2011 Cyber 9 california, roseville
04/26/2011 1:04 a.m. 04/26/2011 2 a.m. PacifiCorp WECC Vandalism - 0 0.933333333 WECC 0 0 2011 Vandalism 10 salt lake city, utah
04/06/2011 10:50 a.m. 04/06/2011 10:50 a.m. Delmarva Power & Light Company RFC Vandalism - 0 0.0 RFC 0 0 2011 Vandalism 11 delaware, felton
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 12 newark, delaware
04/22/2011 9 a.m. 04/22/2011 11 a.m. Ameren SERC Severe Weather - 55000 2.0 SERC 0 55000 2011 Storm 13 metro st. louis area, missouri
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 14 carson city, nevada
01/18/2011 2 a.m. 01/18/2011 2 a.m. National Grid NPCC Vandalism - 0 0.0 NPCC 0 0 2011 Vandalism 15 massachusetts, whitman, auburn st substation
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 16 michigan
02/10/2011 1 a.m. 02/10/2011 1 a.m. Tacoma Power - TPWR WECC Vandalism - 0 0.0 WECC 0 0 2011 Vandalism 17 washington, lagrande
01/23/2011 7 a.m. 01/23/2011 1 a.m. PacifiCorp WECC Vandalism - 0 6.0 WECC 0 0 2011 Vandalism 18 franklin county, idaho
02/19/2011 4:34 a.m. 02/19/2011 4:34 a.m. Delmarva Power & Light Company RFC Vandalism - 0 0.0 RFC 0 0 2011 Vandalism 19 delaware, harrington
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 20 athens, new york
02/09/2011 2:54 a.m. 02/09/2011 5 a.m. Tacoma Power - TPWR WECC Vandalism - 0 2.1 WECC 0 0 2011 Vandalism 21 university place, washington
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 22 newman power plant, texas
05/04/2011 1:08 a.m. 05/04/2011 1:25 a.m. FirstEnergy Generation RFC Suspected Physical Attack - 0 0.283333333 RFC 0 0 2011 Vandalism 23 maryland
05/03/2011 noon 05/05/2011 noon New York Power Authority NPCC Suspected Physical Attack - 0 48.0 NPCC 0 0 2011 Vandalism 24 new york, st. lawrence power dam