Keystone Aquatics (KA) is your destination for competitive swimming excellence in central Pennsylvania. KA is a year-round competitive swimming program focused on bringing the highest quality coaching and technical instruction in one the best aquatic facilities in the world. Located at 103 Midway Drive in Carlisle, PA, Keystone Aquatic Center is an indoor facility that has 21 lanes of training for 25 yards and 8 lanes of training for 50 meters, a SwimEx flume pool, plus a full fitness center for athlete strength training. KA is a privately owned, coach operated program offering three age group practice levels, a three-tier senior training group, and masters swimming for individuals ages 18 & over.

KA is a USA Swimming member club with local affiliation in the Capital Area Swim League (CASL).