In 2005 , the Head of the Chattahoochee Regatta changed its name to Head of the Hooch Regatta .
In 2005 , the Head of the Chattahoochee Regatta held the event for the first time in Chattanooga .
In 2005 , the Head of the Chattahoochee Regatta changed its name to Head of the Hooch Regatta and held the event for the first time in Chattanooga .