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BPA Area Control Error (ACE) Annual Reports, Per FERC Order 784

Annual reports of BPA Area Control Error (ACE), 1-minute and 10-minute averages, to help ensure a level of transparency adequate to support self-supply decision-making by transmission customers.

  1. BPA 2017 Area Control Error (ACE) (posted 3/02/2018)
  2. BPA 2016 Area Control Error (ACE) (posted 3/13/2017)
  3. BPA 2015 Area Control Error (ACE) (posted 1/20/2016)
  4. BPA 2014 Area Control Error (ACE) (posted 1/12/2015)
  5. BPA 2013 Area Control Error (ACE) (posted 1/15/2014)