Evansville HydroFest™ will return to the Ohio Riverfront in Downtown Evansville, Indiana USA over the Labor Day weekend in 2018. Evansville HydroFest™ will host the American Power Boat Association’s Eastern Divisional Championships for 14 classes of Inboard Boats during the 3-day event, Friday August 31st, Saturday September 1st, and Sunday September 2nd, 2018. All 14…