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
12/09/2015 6:06 a.m. 12/09/2015 9:52 a.m. Puerto Rico Electric Power Authority 0 System Operations - 0 3.766666667 Other 0 0 2015 Fuel Supply 0 puerto rico
12/23/2004 3:37 a.m. 12/31/2004 11 a.m. American Electric Power ECAR Major Freezing Rain and Ice Storm 800 359171 211.3833333 RFC 800 359171 2004 Cold 1 columbus district
11/12/2003 5 a.m. 11/16/2003 6 a.m. Consumers Energy ECAR Wind Storm 75-90 245000 97.0 RFC 83 245000 2003 Storm 2 lower michigan peninsula
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 3 west, west central and southern indiana
10/30/2004 12:30 p.m. 11/03/2004 1:50 a.m. DTE Energy ECAR High Wind Gusts 700 159870 97.33333333 RFC 700 159870 2004 Storm 4 southeastern michigan
05/21/2004 2 a.m. 05/24/2004 noon Ohio Edison ECAR Severe Thunderstorms 133 on 5/21/04 between 3:00 a.m. and 4:00 a.m., 392 on 5/21/04 between 4:00 p.m. and 5:00 p.m. 281000 70.0 RFC 133 281000 2004 Storm 5 akron and youngstown areas
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 6 northern and southern michigan, aep fort wayne/michigan region, buchanan, elkhart, new buffalo, south bend, st. joseph, three rivers areas
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 7 southeast michigan
04/03/2003 7 a.m. 04/06/2003 5 a.m. Consumers Energy ECAR Ice Storm 300 425000 70.0 RFC 300 425000 2003 Cold 8 lower michigan peninsula
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 9 oklahoma, tulsa
05/21/2004 2 a.m. 05/24/2004 noon Cleveland Electric Illuminating Company ECAR Severe Thunderstorms 177 on 5/21/04 between 3:00 p.m. and 5:00 p.m. 127000 70.0 RFC 177 127000 2004 Storm 10 cleveland area
07/04/2003 9 a.m. 07/06/2003 4 a.m. Consumers Energy ECAR Severe Thunderstorms 75-90 131000 55.0 RFC 83 131000 2003 Storm 11 lower michigan peninsula
08/14/2003 4:09 a.m. 08/16/2003 7 a.m. Detroit Edison ECAR Unknown * 11,000 2100000 38.85 RFC 11,000 2100000 2003 Other 12 southeastern michigan including all of detroit
08/14/2003 4:10 a.m. 08/16/2003 8:27 a.m. First Energy Corporation ECAR Unknown * 7,000 1203000 52.28333333 RFC 7,000 1203000 2003 Other 13 ohio, northeast
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 14 louisiana, shreveport
08/14/2003 4:09 a.m. 08/16/2003 1:03 a.m. Consumers Power ECAR Unknown * 1,007 101000 44.9 RFC 1,007 101000 2003 Other 15 saginaw, southern lower michigan and small areas near flint, alma, and lansing michigan
11/12/2003 6 a.m. 11/16/2003 5 a.m. DTE Energy ECAR Storm with High Winds Est. 75 160000 95.0 RFC 75 160000 2003 Storm 16 southeastern 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 17 lower peninsula of michigan following cities: grand rapids, kalamazoo, battle creek, jackson, bronson, jonesville, flint
10/30/2004 10 a.m. 11/01/2004 6 a.m. Consumers Energy ECAR Severe Storm with High Wind Gusts 60 122000 56.0 RFC 60 122000 2004 Storm 18 lansing, flint, jackson, battle creek, kalamazoo, temperance, allegan, greenville, lower peninsula of michigan. following area: grand rapids
01/25/2003 2 a.m. 01/26/2003 2 a.m. Cinergy Corporation ECAR Cyber Threat From Internet NA 0 12.0 RFC 0 0 2003 Cyber 19 ohio, cincinnati
07/08/2003 4 a.m. 07/11/2003 4 a.m. American Electric Power ECAR Severe Thunderstorms 11,000 134500 84.0 RFC 11,000 134500 2003 Storm 20 ohio
08/14/2003 3 a.m. 08/17/2003 5 a.m. Midwest Independent System Operator ECAR Unknown * Approx. 18,500 MW, in MISO area: 37000 74.0 RFC 18,500 37000 2003 Other 21 geographic areas for miso reliability coordination footprint: michigan and ohio
07/04/2003 11:41 a.m. 07/06/2003 9 a.m. Cinergy ECAR Severe Storms 200 55142 45.31666667 RFC 200 55142 2003 Storm 22 southwest ohio, portions of indiana
01/05/2005 9:10 a.m. 01/16/2005 11 a.m. American Electric Power ECAR Winter Ice Storm 545 114791 253.8333333 RFC 545 114791 2005 Cold 23 indiana michigan region - muncie district
01/05/2005 4 a.m. 01/13/2005 6 a.m. Ohio Edison/First Energy ECAR Ice Storm 250 246990 194.0 RFC 250 246990 2005 Cold 24 akron and mansfield areas