Eton Dorney Triathlons

Course: Flat and very, very fast! Dorney Lake is renowned for its traffic-free, smooth tarmac course. The perfect setting for first-time racers and more experienced athletes alike. See the course maps at the bottom of this page. Swim Course: Super Sprint = x 1/2 lap. Sprint = 1 lap. Standard = 2 laps 750m clockwise. Rectangle course with the swim exit into transition. The water is very clean and clear. The lake tends to warm up very quickly after a few days of sunshine. The course marked by large inflatable buoys. Keep these to your right. Bike Course: Super Sprint = X 2 laps. Sprint = X 4 laps. Standard = X 8 laps. Clockwise lapped course around the return lake. Each lap is 5km long. Ride on the left-hand side and overtake on the right. No drafting or riding as a group. It is advisable to use a GPS or bike odometer to aid in counting laps. Run Course: Super Sprint = X 1/2 lap. Sprint = X 1 lap. Standard = X 2 laps. Clockwise, looped course using the lakeside path and returning on the estate road. Drinks stations at the far and close turn points.