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Approved Metrics
 
Reliability Performance Metric
Metrics Survey  Approval Date RMWG Response
A LR1-3 Planning Reserve Margin   9/16/2009  
ALR1-4 BPS Transmission Related Events Resulting in Loss of Load   9/16/2009  
A LR2-4 Average Percent Non Recovery of Disturbance Control Standard (DCS) Events   9/16/2009  
ALR2-5 DCS Greater MSSC   9/16/2009  
ALR3-5 IROL/SOL Exceedance   7/09/2010  
A LR4-1 Automatic AC Transmission Outages Caused by Protection System Equipment-Related Misoperations   6/17/2011  
ALR6-1 Transmission Constraint Mitigation 9/16/2009
A LR6-2 Energy Emergency Alert 3 (EEA3)   9/16/2009  
A LR6-3 Energy Emergency Alert 2 (EEA2)   9/16/2009  
ALR1-5 System Voltage Performance   9/15/2010  
ALR1-12 Interconnection Frequency Response   9/15/2010  
ALR2-3 Activation of Under Frequency Load Shedding 9/15/2010
ALR6-11 Automatic AC Transmission Outages Initiated by Failed Protection System Equipment   9/15/2010  
ALR6-12 Automatic AC Transmission Outages Initiated by Human Error   9/15/2010  
ALR6-13 Automatic AC Transmission Outages Initiated by Failed AC Substation Equipment   9/15/2010  
ALR6-14 Automatic AC Transmission Outages Initiated by Failed AC Circuit Equipment   9/15/2010  
ALR6-15 Element Availability Percentage (APC)   9/15/2010  
ALR6-16 Transmission System Unavailability   3/4/2011