Electric Power Monthly

Data for January 2017  |  Release Date: March 24, 2017  |  Next Release: April 25, 2017 
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SAS Output
Table B.1 Major Disturbances and Unusual Occurrences, Year-to-Date 2017

Year Month Event Date and Time Restoration Date and Time Duration Utility/Power Pool NERC Region Area Affected Type of Disturbance Loss (megawatts) Number of Customers Affected
2017 1 01/08/2017 9:07 AM 01/13/2017 2:30 PM 125 Hours, 23 Minutes Pacific Gas & Electric Co WECC California: Loss of electric service to more than 50,000 customers for 1 hour or more-Weather or Natural Disaster Unknown 106000
2017 1 01/08/2017 11:59 PM . . . Hours, . Minutes California Department of Water Resources WECC California: Fuel supply emergencies that could impact electric power system adequacy or reliability-Fuel Supply Deficiency 0 0
2017 1 01/10/2017 7:30 PM 01/13/2017 2:30 PM 67 Hours, 0 Minutes Pacific Gas & Electric Co WECC California: Loss of electric service to more than 50,000 customers for 1 hour or more-Weather or Natural Disaster Unknown 87000
2017 1 01/15/2017 6:35 AM 01/15/2017 7:44 AM 1 Hours, 9 Minutes Los Angeles Department of Water & Power WECC California: Los Angeles County; Loss of electric service to more than 50,000 customers for 1 hour or more-Transmission Distruption 176 126000
2017 1 01/15/2017 9:27 AM 01/17/2017 1:58 AM 40 Hours, 31 Minutes Oklahoma Municipal Power Authority SPP Oklahoma: Harper County; Electrical System Separation (Islanding) where part or parts of a power grid remain(s) operational in an otherwise blacked out area or within the partial failure of an integrated electrical system-Weather or Natural Disaster 1 788
2017 1 01/18/2017 6:05 PM 01/19/2017 12:05 AM 6 Hours, 0 Minutes Pacific Gas & Electric Co WECC California: Loss of electric service to more than 50,000 customers for 1 hour or more-Weather or Natural Disaster Unknown 75000
2017 1 01/22/2017 4:15 AM 01/24/2017 2:00 PM 57 Hours, 45 Minutes Pacific Gas & Electric Co WECC California: Loss of electric service to more than 50,000 customers for 1 hour or more-Weather or Natural Disaster 97 64000
2017 1 01/22/2017 6:00 AM . . . Hours, . Minutes California Department of Water Resources WECC California: Fuel supply emergencies that could impact electric power system adequacy or reliability-Fuel Supply Deficiency 0 0
2017 1 01/22/2017 4:00 PM 01/23/2017 3:26 AM 11 Hours, 26 Minutes Southern Company SERC Alabama: Georgia: Mississippi: Florida: Loss of electric service to more than 50,000 customers for 1 hour or more-Weather or Natural Disaster 100 29965

Note: Customers affected are estimates and are preliminary.
Source: Form OE-417, 'Electric Emergency Incident and Disturbance Report.'