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Herts Young Mariners Base Cheshunt Hertfordshire

Herts Young Mariners Base

Fun & Adventure!

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Category: open water swimming

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Adult Swim Sessions at HYMB

Adult Swim Sessions at Herts Young Mariners Base

20 December 202311 March 2024 hymb-admin
Dive into the Night: Adult Swim Sessions at HYMB On the outskirts of Hertfordshire, the Herts Young Mariners Base (HYMB)… Continue Reading Adult Swim Sessions at Herts Young Mariners Base
open water swimming
Cold Water Swimming Inductions Mariners Mile open water swimming Cheshunt

Cold Water Swimming Inductions

16 January 202319 June 2024 hymb-admin

Have you ever dreamt of invigorating yourself with a dip in crisp, open water? Cold water swimming inductions offer a… Continue Reading Cold Water Swimming Inductions

open water swimming
BSUPA Courses - Junior Paddle Board / Sup Courses - Outdoor Activities Hertfordshire

Try New Outdoor Activities This Year!

4 January 20239 August 2024 hymb-admin

A new year is a great opportunity to make some changes and set yourself some goals. People often challenge themselves… Continue Reading Try New Outdoor Activities This Year!

open water swimming, Outdoor Actitvities
Mariners Mile open water swimming Cheshunt

Brave Open Water Swimmers

16 December 202221 June 2023 hymb-admin

Well done to our amazing open water swimmers who braved the 6°c temperature earlier this month to make the most… Continue Reading Brave Open Water Swimmers

open water swimming
open water swim at christmas open water swimming cheshunt

Open Water Swim At Christmas

28 November 202221 June 2023 hymb-admin

Fancy a festive night swim followed by mulled wine and mince pies? Come and join Herts Young Mariners Base for… Continue Reading Open Water Swim At Christmas

open water swimming
swim under the moon open water swimming cheshunt

Swim Under The Moon

22 November 202221 June 2023 hymb-admin

Ever wanted to take an outdoor swim under the moon? Now the clocks have gone back, the adult swim sessions… Continue Reading Swim Under The Moon

open water swimming
Mariners Mile open water swimming Cheshunt

Mariners Mile Fundraising Total

17 November 202221 June 2023 hymb-admin

Following our successful Mariners Mile event which was held in September, we are delighted to announce that a grand total… Continue Reading Mariners Mile Fundraising Total

open water swimming
benefits of cold water swimming outdoor swimming hertfordshire

Outdoor Swimming Taster Session

15 November 202221 June 2023 hymb-admin

Ever fancied trying outdoor swimming but just never had the chance? This Saturday, 19th September, why not come along to… Continue Reading Outdoor Swimming Taster Session

open water swimming
mariners mile open water swim cheshunt

Mariners Mile Open Water Swimming Event A Success

26 September 202211 August 2023 hymb-admin

Yesterday saw Herts Young Mariners Base host their first Mariners Mile open water swimming event in Cheshunt. The event was… Continue Reading Mariners Mile Open Water Swimming Event A Success

open water swimming

Recent Posts

  • How A Sailing Course Can Boost Your Confidence and Mental Well-Being
  • Why Kayaking is the Perfect Family Activity
  • The Importance of Safety in Kayaking
  • 10 Life-Changing Benefits of Sailing Courses
  • The Therapeutic Benefits of Kayaking Courses

Recent Comments

    Freaquently Asked Questions

    ▶Where is Herts Young Mariners?
    HYMB is in Cheshunt, Hertfordshire. We are approximately 10minutes from Junction 25 on the M25 or a 2 minutes walk from Cheshunt train station. Click here to view map
    ▶What to Bring?
    Please bring a change of clothes if you are doing a combination of land-based and water-based activities a towel and a bag to put wet & muddy clothes in. You are required to wear footwear at all times, and they need to be enclosed. Please do not wear FLIP FLOPS or CROCS Some activities like Caving require you to wear long sleeved tops and trousers. Please also bring any medication that is required and sun cream for those sunny and hot days.
    ▶Safety?
    All staff are DBS checked All Instructors are first aid trained. All Instructors are qualified for the activities that they will be running. All participants will be supplied, fitted and checked with the relevant safety equipment. While on or near the water all participants and helpers will need to wear Buoyancy aids or Lifejackets. While Climbing you will be issued with Helmets and Harnesses. While Caving you will be issued with Helmets. You will be required to wear long sleaved tops and trousers.
    ▶Accessibility?
    There is easy access to the centre. There are hoists in the 2 disability rooms and a waterside hoist to assist participants on to the water if required.
    ▶Is there accommodation?
    We do not have any indoor Accommodation but there is the Lee Valley YHA next doors that groups use. There is Camping facilities on site if of interest for groups doing DofE expeditions or youth groups camping.
    ▶How do I contact you in an emergency?
    If you need to contact HYMB between the hours of 9am and 5pm you can call the office on 01992 628 403 If you are camping on site and you require assistance while out of hours, you will be provided with a mobile number to contact us for assistance.
    ▶Can I participate if I have a Medical conditions?
    We encourage all participant to take part in the activities and we can adapt the activity to suit the groups abilities or requirements. We do ask that you make sure that our staff are aware of any special needs that the members of the group have before the visit. This is so we can make sure everything is in place for the day.
    ▶What happens if there is bad weather?
    The majority of activities are unaffected by the weather. If the instructor in charge feels that activity is unsuitable for those conditions, then we can change to something more suitable following a discussion with the group leader. If there is thunder and lighting all participants will be bought indoors until it has passed. If you have any concerns about the weather, please contact the office 01992 628 403
    ▶Does HYMB have insurance?
    HYMB has a £10 million public liability insurance. Any claim for compensation will be referred to the underwriters. We strongly recommend that you take out suitable insurance cover against cancellation, accidental injury and loss for damage to personal property whilst visiting the centre.
    ▶How do you maintain Safety?
    At HYMB we regularly monitor staff on sessions to maintain the highest standards of safety and provide extra training if Required. All safety equipment is checked on a regular basis and before each session, and that is fits the Participant correctly. HYMB is inspected annually by AALA (Adventure Activity Licencing Authority) and the RYA (Royal Yachting Association).
    ▶On site Facilities?
    At HYMB we have full changing and shower facilities with 2 rooms that have hoists. There are a very limited number of Lockers available. Plenty of parking.
    ▶Is there accommodation?
    We do not have any indoor Accommodation but there is the Lee Valley YHA next doors that groups use. There is Camping facilities on site if of interest for groups doing DofE expeditions or youth groups camping.
    ▶Is food provided?
    Food is not provided. We suggest that if you are here for the whole day that you bring a packed lunch and plenty to drink.

    Contact Us

    • Phone:
      01992 628 403
    • Email:
      [email protected]
    • Address:
      231 Windmill Lane, Cheshunt, Hertfordshire, en8 9aj
    • Junior Outdoor Activities
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