The UltraEbre Swim Marathon is a project of xswim project of crossings of long distances swimming at the Ebro river.

The crossings are considered as a major event in open water where we have a twofold sporting and personal challenge.

The UltraEbre Swim Marathon Original is a swim crossing of 30 830 meters between the piers of Tivenys and Amposta.

The trials will be governed by the FINA Open Water rules and will be supervised by swimming officials.

Take advantage of the ideal conditions of flow rate, water temperature and climate by swimming down the river Ebro.

We present Terres de l'Ebre as a unique environment to practice sport and also enjoy a gorgeous land full of cultural attractions, historical, culinary and scenic.

We propose the event as a more than a day to acclimate to the territory, know the details and last opportunity to enjoy Terres de l'Ebre participants and companions.


Highlights obligation to take kayaker-companion.

We advise bring own supplies, which the swimmer is used.

Foster teamwork between swimmer and kayaker. We advise train together to improve suppliying and piloting.

Prepare the trial with a specific plan of physical training, nutrition and mental health.

The river Ebro

It is the most mighty of the Iberian Peninsula.

It is the only major peninsular river that flows into the Mediterranean.

The temperature in July is around 24ºC, 26ºC in August.

The river water is clean and transparent.

As a precaution, you should know of the existence of the black fly.

Real time data



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