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
06/24/2005 8:37 a.m. 06/24/2005 11:06 a.m. Commonwealth Edison Company MAIN Transmission Equipment Failure 350 51500 2.483333333 RFC 350 51500 2005 Equipment Failure 0 illinois, chicago
06/20/2005 11:16 a.m. 06/20/2005 5:15 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction 35 600000 5.983333333 Other 35 600000 2005 Fuel Supply 1 island of puerto rico
06/08/2005 4 a.m. 06/10/2005 10 a.m. Xcel Energy - Northern States Power MRO Strong Thunderstorm 50-100 300000 66.0 MRO 75 300000 2005 Storm 2 minnesota
06/06/2005 4:43 a.m. 06/07/2005 10 a.m. PECO Energy MAAC Strong Thunderstorm N/A 143000 29.28333333 RFC 0 143000 2005 Storm 3 delaware, pennsylvania, bucks, chester, montgomery, philadelphia counties
06/06/2005 noon 06/08/2005 6 a.m. New York State Electric and Gas NPCC Strong Thunderstorms N/A 65000 54.0 NPCC 0 65000 2005 Storm 4 central/eastern new york state
06/05/2005 2 a.m. 06/07/2005 6 a.m. Consumers Energy ECAR Strong Thunderstorm 50-60 105000 52.0 RFC 55 105000 2005 Storm 5 portions of the southern 2/3 of michigan's lower peninsula
06/05/2005 2 a.m. 06/10/2005 7:30 a.m. DTE Energy ECAR Strong Thunderstorm/High Winds 1,826 201580 113.5 RFC 1,826 201580 2005 Storm 6 southeast michigan
05/29/2005 8 a.m. 05/30/2005 2:30 a.m. CenterPoint Energy Houston Electric ERCOT Strong Thunderstorms 328 123000 6.5 ERCOT 328 123000 2005 Storm 7 houston, texas and surrounding suburban areas
05/11/2005 7 a.m. 05/11/2005 8:31 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction 529 0 1.516666667 Other 529 0 2005 Fuel Supply 8 island of puerto rico
05/08/2005 3 a.m. 05/08/2005 10 a.m. CenterPoint Energy Houston Electric ERCOT Strong Thunderstorms 672 243000 7.0 ERCOT 672 243000 2005 Storm 9 houston, texas and surrounding suburban areas
04/30/2005 8 a.m. 04/30/2005 10 a.m. Southern Company SERC Thunderstorms 100 51808 2.0 SERC 100 51808 2005 Storm 10 alabama and georgia
04/23/2005 6 a.m. 04/27/2005 6 a.m. Cleveland Electric Illuminating Company/First Energy Corporation ECAR Winter Storm N/A 150000 96.0 RFC 0 150000 2005 Storm 11 cleveland, ohio and northeast ohio
04/23/2005 4:22 a.m. 04/23/2005 4:48 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction 345 116552 0.433333333 Other 345 116552 2005 Fuel Supply 12 island of puerto rico
04/22/2005 3:51 a.m. 04/22/2005 3:59 a.m. Crockett Cogeneration WECC Lightning Strike 126 0 0.133333333 WECC 126 0 2005 Lightening 13 california, san francisco bay area
04/01/2005 noon 04/06/2005 noon Cleveland Electric Illuminating Company/First Energy Corporation ECAR Winter Storm N/A 211000 132.0 RFC 0 211000 2005 Storm 14 cleveland, ohio and northeast ohio
03/08/2005 11 a.m. 03/08/2005 3 a.m. Progress Energy - Carolinas SERC Wind Storms 180 51600 4.0 SERC 180 51600 2005 Storm 15 eastern and central north carolina
02/24/2005 12:58 p.m. 02/24/2005 1:05 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction 200 0 0.116666667 Other 200 0 2005 Fuel Supply 16 island of puerto rico
02/18/2005 8:16 a.m. 02/18/2005 8:41 a.m. Puerto Rico Electric Power Authority PR Generator Loss/Voltage Reduction 648 372288 0.416666667 Other 648 372288 2005 Equipment Failure 17 island of puerto rico
02/16/2005 1:26 a.m. 02/16/2005 1:43 a.m. Puerto Rico Electric Power Authority PR Load Shedding 325 139438 0.283333333 Other 325 139438 2005 Fuel Supply 18 island of puerto rico
02/15/2005 1:12 a.m. 02/15/2005 1:30 a.m. Puerto Rico Electric Power Authority PR Generator Loss 380 0 0.3 Other 380 0 2005 Equipment Failure 19 island of puerto rico
02/01/2005 5:18 a.m. 02/01/2005 6:01 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction 460 0 0.716666667 Other 460 0 2005 Fuel Supply 20 island of puerto rico
01/29/2005 4 a.m. 01/30/2005 3 a.m. Georgia System Operations Corporation SERC Ice Storm 65 to 100 82000 23.0 SERC 83 82000 2005 Cold 21 georgia
01/29/2005 10 a.m. 01/31/2005 10 a.m. Southern Company SERC Ice Storm 100 150000 48.0 SERC 100 150000 2005 Cold 22 parts of alabama and georgia
01/24/2005 12:27 p.m. 01/24/2005 12:34 p.m. Puerto Rico Electric Power Authority PR Voltage Reduction/Shed Load 385 0 0.116666667 Other 385 0 2005 Fuel Supply 23 island of puerto rico
01/24/2005 6:38 a.m. 01/24/2005 6:50 a.m. Puerto Rico Electric Power Authority PR Voltage Reduction/Shed Load 225 70717 0.2 Other 225 70717 2005 Fuel Supply 24 island of puerto rico