OpenWaterSwim.co.uk and The Triathlon Training Centre are once again putting on a series of 5 evening swim events at The Triathlon Training Centre, Westhorpe Water Sports Centre, Little Marlow, SL7 3RQ, set in the beautiful Buckinghamshire countryside and conveniently located just off the M40 and M4.

These events are an excellent opportunity to monitor your progression through out the season, with each event in the series being held on the identical course allowing for comparisons of times across the season.

Each event consists of a choice of three different distances for those aged 17 and over, 750m1500m or 3.8km.

The evening will commence at 5:30pm with REGISTRATION AND WARM UP closing at 6:30pm, the RACE BRIEFING for all three distances will be held next to the jetty at 6:30pm, with the RACES STARTING at 6:45pm.

  • AGE REQUIREMENT: 3.8km event – 17 and over on race day (16 & unders can enter our Junior Race Series)
  • Non-wetsuit swimmers are eligible to participate in the event provided they have experience swimming the event distance without a wetsuit at the time of the year and complete the non-wetsuit section of the entry form
  • Wetsuit rental is available for the evening event for those who require one. Please email: info@triathlontrainingcentre.com to reserve a suit.

OpenWaterSwim.co.uk and The Triathlon Training Centre promotes a relaxed and friendly atmosphere and caters for all levels of experience. We do however advise that you have trained for the event and practiced swimming the event distance in open water at least one before entering any such event.

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 Race Course Maps





OWS Aquathlon Race 5 August 2014

This Aquathlon video from the summer of 2014 shows of the lake and swim courses you can race during the swim series.

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