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Registration – Races Saturday, August 1, 2026
Olympic Champion Coming to GlommaDyppen!
Sharon van Rouwendaal – Olympic gold medalist, world champion, and one of the greatest open water swimmers of all time – is coming to GlommaDyppen on Saturday, August 1! In the days leading up to the event (July 26–31), she will host exclusive swim camps for those who want to learn from the very best.
Fløter’n joins the European river marathon!
We’re proud to be part of the the Marathon River Swim Series – alongside Le Flow des Gabarriers in France and UltraEbre in Spain. Three iconic river swims. One shared challenge: Join an adventurous swimming journey through some of Europe’s most beautiful rivers.
Will you be one of the first to complete all three?
Curious about the rest of the series?
Take a look at the Marathon River Swim Series, Le Flow des Gabarriers (France) og UltraEbre (Spain) for more inspiration and information. Perhaps your next river adventure starts right here?
GlommaDyppen and Heia Open collaborate with Vansbrosimmet!
The race times from Elvenøkken now apply as seeding times for the main race (3km) in Vansbrosimmet
Join one of the world’s largest gatherings of Open Water swimmers – take the trip to Vansbro! Maybe you will meet other participants from GlommaDyppen? There are several of us who will make the trip to our neighbours! And they have a lot of exciting activites and races to offer!
News
49 registered – who will be number 50?
We now have 49 swimmers on the start list for GlommaDyppen – and the field is already truly international! So far, participants are coming fromNorway, Denmark, Spain, France, Great Britain, Germany, the USA, Italy and the Netherlands– with room for even more countries...
Fløter’n has joined a European river marathon adventure!
Three iconic rivers. Three countries. One epic challenge. We’re proud to share some big news:Fløter’n – the longest distance at GlommaDyppen – is now part of the Marathon River Swim Series (MRSS), alongside Le Flow des Gabarriers in France and UltraEbre in Spain. This...
Did you know that GlommaDyppen also contributes to research on cold-water swimming?
When you line up at the start of GlommaDyppen, you’re not just joining one of Norway’s most scenic open-water events. You’re also – without even noticing it – part of a community that contributes to new scientific knowledge about how the body reacts to cold water. For...

























