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 2022 Area Control Error (ACE) (posted 5/10/2023)
  2. BPA 2021 Area Control Error (ACE) (posted 5/10/2023)
  3. BPA 2020 Area Control Error (ACE) (posted 7/28/2021)
  4. BPA 2019 Area Control Error (ACE) (posted 2/18/2020)
  5. BPA 2018 Area Control Error (ACE) (posted 3/25/2019)
  6. BPA 2017 Area Control Error (ACE) (posted 3/02/2018)
  7. BPA 2016 Area Control Error (ACE) (posted 3/13/2017)
  8. BPA 2015 Area Control Error (ACE) (posted 1/20/2016)
  9. BPA 2014 Area Control Error (ACE) (posted 1/12/2015)
  10. BPA 2013 Area Control Error (ACE) (posted 1/15/2014)