. "5 User Perspectives on Space Weather Products." Severe Space Weather Events--Understanding Societal and Economic Impacts: A Workshop Report. Washington, DC: The National Academies Press, 2008.
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Severe Space Weather Events—Understanding Societal and Economic Impacts: A Workshop Report
BOX 5.1
Sequence of Events During October 2003 Storm Illustrating Power Grid Operators’Response to Evolving Geomagnetic Storm and Space Weather Warnings
Implemented M/S # 2 Abnormal Conditions Operating Procedure for all New England effective fornext 24 hours due to SMD activity. (Implementation of this Operating Procedure authorizes theNew England system operator to assume an emergency condition defensive posture to protectthe reliability of power system)
Cancelled scheduled 345-kV circuit breaker maintenance at nuclear plants in Vermont andConnecticut.
02:17 hrs - Quebec limiting exports to New England due to SMD activity in the Nicolet area of Montreal. (System operator had already begun to add generators to network.)
Both New England HVDC converter station imports limited to >40% to <90% of normal rating
New Brunswick imports are limited to 600 MW maximum.
ISO re-dispatching New England area generation to cover load demand
02:23 hrs - SEC reports − Alert: Geomagnetic K index 7 or greater expected
02:49 hrs - SEC reports − Alert: Geomagnetic K index 7
03:45 hrs - SEC reports − Alert: Geomagnetic K index 8
