The Third Oner 29 mile

84 miles from Charmouth to Studland, over the world famous Jurassic coastline. A strict 24 hour time limit applies to complete the course. Self-navigate to check points along the coastline through the day and night. There is also a Third and Half ONER if you aren’t quite ready for the full distance.

This is a seriously tough event with only 50% of runners normally making it to the finish line.

ALL RACES ARE UTMB WORLD SERIES QUALIFIER EVENTS, PART OF THE NEW QUALIFICATION SYSTEM LAUNCHED IN 2021