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
08/02/2004 10 a.m. 08/02/2004 8 a.m. Entergy Transmission SPP Unplanned Generator Outage/High Loads Made Public Appeal - 0 10.0 SPP 0 0 2004 Equipment Failure 0 southeast texas
07/25/2004 10 a.m. 07/25/2004 11 a.m. Southern Company SERC Severe Storms 61 61004 1.0 SERC 61 61004 2004 Storm 1 alabama, georgia, southern mississippi, florida panhandle
07/24/2004 3:45 a.m. 07/25/2004 9 a.m. Entergy Transmission SPP Public Appeal - 0 29.25 SPP 0 0 2004 Voluntary Reduction 2 southwest louisiana in the acadia parish vicinity
07/21/2004 5:30 a.m. 07/22/2004 7 a.m. Commonwealth Edison MAIN Severe Thunderstorms Approx. 200 200000 25.5 RFC 200 200000 2004 Storm 3 illinois, chicago
07/20/2004 3:44 a.m. 07/20/2004 5:51 a.m. Puerto Rico Electric Power Authority PR Wildfire 200 61624 2.116666667 Other 200 61624 2004 Fire 4 regions of san juan, caguas, ponce, bayamon, carolina, arecibo and mayaguez
07/20/2004 2:26 a.m. 07/21/2004 2 a.m. Southern California Edison WECC Wildfire/Shed Interruptible Load 214 0 11.56666667 WECC 214 0 2004 Fire 5 california, soledad canyon near acton
07/13/2004 4:30 a.m. 07/17/2004 8 a.m. Cinergy Services ECAR Severe Thunderstorms 600 135000 87.5 RFC 600 135000 2004 Storm 6 west, west central and southern indiana
07/13/2004 1:34 a.m. 07/13/2004 5:15 a.m. City of Tallahassee FRCC Units Tripped 283 42124 3.683333333 FRCC 283 42124 2004 Equipment Failure 7 florida, leon county
07/07/2004 1:30 a.m. 07/07/2004 11:54 a.m. Dominion - Virginia Power/North Carolina Power SERC Severe Thunderstorms 120 88110 10.4 SERC 120 88110 2004 Storm 8 central virginia
07/06/2004 6 a.m. 08/09/2004 noon Arizona Public Service WECC Fire/Substation Multiple Public Appeals - 0 810.0 WECC 0 0 2004 Fire 9 arizona, metro phoenix
07/06/2004 6 a.m. 08/09/2004 noon Salt River Project WECC Fire/Substation Multiple Public Appeals - 0 810.0 WECC 0 0 2004 Fire 10 arizona, metro phoenix
06/23/2004 7 a.m. 06/23/2004 8 a.m. Southern Company SERC Thunderstorms 50 50595 1.0 SERC 50 50595 2004 Storm 11 georgia and alabama
06/23/2004 5:35 a.m. 06/23/2004 7:10 a.m. Idaho Power Company WECC Load Shedding 157 35000 1.583333333 WECC 157 35000 2004 Fuel Supply 12 southern idaho
06/14/2004 7:41 a.m. 06/14/2004 2:39 a.m. Arizona Public Service WECC Fault on Line 200 30000 6.966666667 WECC 200 30000 2004 Equipment Failure 13 phoenix, arizona
06/12/2004 5:37 a.m. 06/12/2004 5:41 a.m. Lincoln Electric System MAAP Tornado 428 120212 0.066666667 RFC 428 120212 2004 Storm 14 nebraska, lincoln
06/02/2004 2:35 a.m. 06/06/2004 6 a.m. American Electric Power ECAR Severe Thunderstorms with Strong Winds 280 56874 111.4166667 RFC 280 56874 2004 Storm 15 oklahoma, tulsa
06/02/2004 1:46 a.m. 06/07/2004 4 a.m. American Electric Power ECAR Severe Thunderstorms with Strong Winds 350 59057 134.2333333 RFC 350 59057 2004 Storm 16 louisiana, shreveport
06/01/2004 5 a.m. 06/02/2004 1 a.m. TXU Electric Delivery ERCOT Severe Storms with Strong Winds 1,900 500000 8.0 ERCOT 1,900 500000 2004 Storm 17 texas, denton, dallas, collin, ellis, parker, and tarrant counties
05/28/2004 noon 05/31/2004 noon Progress Energy Florida FRCC Public Appeals - 0 60.0 FRCC 0 0 2004 Voluntary Reduction 18 florida counties of gadsden, wakulla, leon, and liberty
05/28/2004 noon 05/31/2004 noon City of Tallahassee FRCC Public Appeals - 0 60.0 FRCC 0 0 2004 Voluntary Reduction 19 florida counties of gadsden, wakulla, leon, and liberty
05/28/2004 noon 05/31/2004 noon Seminole Electric Cooperative FRCC Public Appeals - 0 60.0 FRCC 0 0 2004 Voluntary Reduction 20 florida counties of gadsden, wakulla, leon, and liberty
05/21/2004 4 a.m. 05/24/2004 8 a.m. Detroit Edison ECAR Severe Thunderstorms 630 0 76.0 RFC 630 250000 2004 Storm 21 southeast michigan
05/21/2004 1 a.m. 05/25/2004 noon Consumers Energy ECAR Severe Thunderstorms 200 248209 95.0 RFC 200 248209 2004 Storm 22 lower peninsula of michigan following cities: grand rapids, kalamazoo, battle creek, jackson, bronson, jonesville, flint
05/21/2004 11 a.m. 05/26/2004 9 a.m. American Electric Power ECAR Severe Thunderstorms 303 122600 130.0 RFC 303 122600 2004 Storm 23 northern and southern michigan, aep fort wayne/michigan region, buchanan, elkhart, new buffalo, south bend, st. joseph, three rivers areas
05/21/2004 5:30 a.m. 05/25/2004 noon Allegheny Power MAAC High Winds and Heavy Rains 162 225353 90.5 RFC 162 225353 2004 Storm 24 northern virginia, western pennsylvania, northern west virginia, western maryland