U.S. Masters Swimming (USMS) exists to promote fitness and health in adults by offering and supporting Masters Swimming programs. USMS was founded in 1970 and currently has over 54,000 members. It supports and encourages competition, but more than half of its members are fitness swimmers who do not compete. USMS is one of five organizations which comprise "United States Aquatic Sports", which is a member of FINA, the international governing body for aquatic sports.
|Geographic Region:||The state of California north of but not including the counties of San Luis Obispo, Kern and San Bernardino. In the state of Nevada the counties of Humboldt, Washoe, Lyon, Storey, Mineral, Douglas, Churchill, Pershing, Lander, and Carson City.|
2013-2014 Season: 11,098 members, 147 clubs|
2012-2013 Season: 11,259 members, 133 clubs
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