Revisions & Corrections

April 27, 2017

• The "Monthly data from Electric Power Monthly' files were revised to reflect a correction to wind generation in Oklahoma for March and April 2016. The original data file understated Oklahoma wind generation by approximately 10.7% and 10.6% for March and April of 2016, respectively. The original data file understated total Oklahoma generation by 3.8% and 3.3% in March and April 2016, respectively.