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Open Water Swimming

Have you ever wanted to experience the exhilaration of open water swimming in the great outdoors? Now’s the perfect time.

Join us at Herts Young Mariners Base and enjoy the freedom, fresh air and sense of wellbeing that comes from swimming outside. Whether you’re building fitness, training for a triathlon, or simply looking to enjoy a revitalising dip with friends, it’s a great way to make the most of your time outdoors.

Herts Young Mariners Base offers an ideal setting for open water swim training, with sessions running throughout the year. In spring and summer, you’ll have access to a 500m course, while winter sessions take place on a shorter 200m loop. Throughout the colder months, the course is fully floodlit to ensure a safe and enjoyable experience.

Open water swimming is available during designated session times only:

  • Saturdays: 7:30am – 10:00am
  • Wednesdays: 5:00pm – 8:30pm

Please note that participants must be confident and competent swimmers. For safety reasons, lake access is not permitted outside these official sessions.

For guidance on best practice in open water swimming, please visit Swim England.

Price: £10 per session

Book now

Introduction to Cold Water Swimming Course

Discover the thrill of cold-water swimming in a safe and supportive environment. This course introduces you to the fundamentals of entering, swimming, and exiting cold water confidently and responsibly. 

What You’ll Learn

  • How your body responds to cold water 
  • Safe entry and exit techniques 
  • Breathing control to stay calm and manage the cold shock response 
  • Essential safety practices for open water environments 
  • How to warm up properly after your swim 
  • Tips for building confidence and enjoying cold water swimming throughout the year 

Perfect for beginners or anyone curious about taking their first dip, this course helps you develop the knowledge and skills to cope with swimming in cold water while keeping safety at the heart of the experience. 

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Better is a registered trademark and trading name of GLL (Greenwich Leisure Limited), a charitable social enterprise and registered society under the Co-operative & Community Benefit & Societies Act 2014 registration no. 27793R. Registered office: Middlegate House, The Royal Arsenal, London, SE18 6SX. Inland Revenue Charity no: XR43398.

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