REVISIONS HISTORY - Discharge for periods August 13-14, 2000; June 22-24, 2006; June 7-8, 2007; July 28-29, 2008; June 23-24, 2011; May 25-26 & July 2 2012; June 4-5, 2013; and June 19-20 & 25-26, 2014 was revised on August 27 2020 based changes to the stage-discharge rating.