Swim the Lake Festival (A), Swim the Lake Festival (B), 2024


DATE: Weds. 5th June and Weds 17th July

Ardingly Resevoir, Ardingly RH17 6SQ
The events are supported by Mid-Sussex Triathlon Club who are authorised to swim at this venue.

Arrival from 5.45pm onwards & start time from 7pm , Registration closes 6.40pm SHARP, Open Water Swim - WETSUITS required up to and including 22degrees C.

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STL festival distances

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Swim 3km-£30.00, 1.5km £28.00, 750m-£26.00,
Aquathlon-£25.00 (Aquathlon only-non BTF members an additional Race Pass required )
5km Fun Run-£10.00

British Triathlon Race Pass (Aquathlon only) £8.00
All competitors must be members of British Triathlon for the duration of the race. If you are NOT a member this fee is added when entering via Entry Central.
Note: swim only events are not British Triathlon events and are not charged a Race Pass fee..

The Beautiful surroundings at this location is great to take a long distance swim. The water is set in the lovely countryside of west Sussex high hills on all sides, wild birds and the iconic Ardingly College building in the back ground. The triangular swim course is based in the western side of the water and swims out from the Activity Centre to the middle of the water then back along the far side, then across in front of the main wall. All spectators will get a great view of the whole course.

There will be Activity Centre support craft and lifeguards on duty to assist you in your swim.
The Aquathlon run course & 5km fun run is a lapping 1.40km mostly on tarmac. Online Entries website is open until 6pm on Tuesday before the race day.

Entries on the day are available (before 6.15pm) and you can register from 5.30pm , last registration is at 6.40pm.
Facilities - There are Toilets, but sadly no changing or shower facilities available.

ARRIVAL; Please arrive in good to time to register, get into the wetsuit(unless over 22degrees water temp.) and attend briefing. Please Note:At the end of the event the venue will close and gates locked at 9pm.

Manual timing - Water entry, water exit. Aquathlon addtionally end of run

Parking at the reservoir is limited so please park responsibly. Please share transport or cycle to the venue wherever possible.

Enter STL Festival A 5th June below

Enter STL Festival B on 17th July below