Read more Osage Casino Lake Ozark Plan: Update Jan. A resolution to support the casino project received a tie vote in the Board of Aldermen. The Osage Nation's plan to build a casino at Lake Ozark has encountered opposition from the City of Lake Ozark. Read more Lake Ozark Casino Update - June 2023 J. Mayor Dennis Newberry added a no vote to defeat. In June 2023 the City of Lake Ozark Board of Aldermen were evenly split on a resolution to support the Osage casino project. News Headlines Osage Nation Casino Lake Ozark Update - Dec.