Award Winning Nuclear Fallout is our beast…
The wetter, colder and muddier race; the one you need to train for – take it for granted and it’ll bite you. It’s our last event of the year, so we throw everything at it – every obstacle Nuclear has, is included and the 6km and 12km courses […]
Nuclear Fallout is a 6K gritty obstacle race on muddy Essex farmland, heavily loaded with 70+ natural & unique, high quality, big man-made obstacles designed & built to challenge all fitness abilities. Winners of four awards & UKs best overall mud & obstacle races 2015; expect epic mud & big but achievable obstacles – Deathslide, […]
NUCLEAR RUSH WEEKEND – Saturday 14th & Sunday 15th May. Nuclear Rush is a chip-timed 6/12k gritty obstacle race on muddy Essex farmland, heavily loaded with 70+ natural & unique, high quality man-made obstacles designed & built to challenge all fitness abilities. Winners of four awards including UKs best overall mud & obstacle races 2015; […]
Nuclear Blast is a 5km obstacle loaded multi-lap course over mixed, muddy terrain suitable for all levels of fitness. Fun, exhilarating and achievable, it’s the night-time Blackout course but in daylight! Excellent introductory experience for first time obstacle racers or seasoned racers wanting to push their limits. • Run as many 5km daytime laps as […]
NUCLEAR RUSH WEEKEND – Saturday 14th & Sunday 15th May. Nuclear Rush is a chip-timed 6/12k gritty obstacle race on muddy Essex farmland, heavily loaded with 70+ natural & unique, high quality man-made obstacles designed & built to challenge all fitness abilities. Winners of four awards including UKs best overall mud & obstacle races 2015; […]
4 Nuclear laps…can you #GoBeyond? WINNER OF THE TOUGHEST OCR IN THE UK 2015 Oblivion 2016 is 48km of endurance obstacle racing. It’s the 2015 Mudathon distance with an even BIGGER twist. Designed to challenge the fastest and fittest obstacle race athletes out there; it’s our most brutal & unforgiving event. There’s 9 hours to […]
WINNERS OF BEST OVERALL MUD & OBSTACLE EVENTS 2014/15 Blackout is a 5km multi-lap obstacle loaded Night Race. This race will launch you out of your comfort zone. It ‘ll lead you in unknown territories, testing all of your senses to the maximum as you negotiate endless & overwhelming obstacles by the light of a […]
OBSTACLE RACING FOR CHILDREN – Saturday 14th & Sunday 15th MAY 2016 Nuclear Rookies are fun, pumped-up muddy obstacle courses for 4-14 year old kids of any fitness level. Rookies can test their skills on a specially designed fun 1.5/3km course filled with around 15 obstacles & guaranteed Nuclear M.U.D! Rookies will climb in & […]
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Interactive Map… Races in your Area
Latest Races Listed…
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Himalayan 100 Mile Stage Race @ Sandakphu, Darjeeling, India on 09 November 2025
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2025 Ocean State Rhode Races – Marathon, Half Marathon and 5k @ Narragansett Town Beach, 39 Boston Neck Road, Narragansett, Rhode Island, United States on 26 October 2025
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Thames Trail Ultra @ Hawkwell House Hotel, Iffley, England, United Kingdom on 25 October 2025
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Ballwin Triathlon @ North Pointe Aquatic Center, 335 Holloway Road, Ballwin, Missouri, United States on 20 July 2025
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Love to Run St. Charles 5k | 10k | Half Marathon | Marathon @ Frontier Park, 500 South Riverside Drive, Saint Charles, Missouri, United States on 14 June 2025
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Lake Springfield Triathlon @ Lake Springfield Beach House, 240 Long Bay Drive, Springfield, Illinois, United States on 26 July 2025
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Artesa Wine Run 5k @ 1345 Henry Rd, Napa, CA, United States on 09 March 2025
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New Years Resolution Run 5K/10K/13.1 @ Crissy Field, San Francisco, CA, United States on 28 December 2024
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