The Haysville Swim Club (HVSC) is a group of Haysville area youth ages 5 through18. These youth are organized and coached as a team to swim comptetively in the Great Plains Swim League (GPSL). The HVSC mascot is the piranha. Participating cities in the league are Derby, El Dorado, Haysville, McPherson, Newton, Valley Center, Wellington, Wichita (Twin Rivers) and Winfield.

The league, all teams, and the swimmers are sanctioned through the GPSL, Missouri Valley Swimming, and United States Swimming.

HVSC is a non-profit organization governed by a volunteer Board of Directors. HVSC has been providing swim clinics and team sports for the Haysville area since 1969. All clinics and the club are open to anyone who wishes to be involved.