- 纪录保持者
- The Foundation for Aquatic Safety and Training, Joseph Zemaitis, Founder
- 纪录成绩
- 281 people
- 地点
- 美国 (Phoenix,Valley Park Pool)
- 打破时间
The most participants in a swimming relay in one hour is 281, achieved by the Foundation for Aquatic Safety and Training (FAST) and its founder, Joseph Zemaitis (USA), in Phoenix, Arizona, USA, on 25 August 2012.