Affiliated with USA Water Ski as sport disciplines are the American Water Ski Association (AWSA), American Barefoot Club (ABC), American Kneeboard Association (AKA), National Collegiate Water Ski Association (NCWSA), National Show Ski Association (NSSA), National Water Ski Racing Association (NWSRA), United States Hydrofoil Association (USHA), USA Wakeboard (USA-WB) and Water Skiers with Disabilities Association (WSDA).
