Indiana University Natatorium Swimming Championships, local/regional meets, as well 11 Olympic Trials in swimming, diving, and synchronised swimming. The main competition pool of the Natatorium is 50-meters with eight racing lanes. Two moveable bulkheads allow for long or short course events as well as hosting water polo and synchronized swimming. The seating capacity of the Natatorium is 4,700, making it the largest indoor pool in the United States. There is also room for additional seating of 1,500 on deck. The depth of the pool is at the ends and at center of pool. Water temperature is kept at . The main pool contains
Indiana University Natatorium the Natatorium will again host Olympic Trials for diving in 2016. The Natatorium was used as the trials site every four years from 1984 to 2000. In addition, the Natatorium building houses the IUPUI Recreation Program in the basement of the facility, including the state of the art Polaris weight room which was built in 1996. Popularly known as IUPUI, this facility has been host to numerous other swim events including the 1982 National Sports Festival, the 1987 Pan American Games, the 2001 World Police and Fire Games, NCAA Championships, USA Swimming National Championships, and the Big Ten Championships. Additionally,