- 25.7. 2026
- Jezero Most, Czech republic
- Safety buoy mandatory
- 5000m / 3000m / 1500m / 750m
Info
| DATE | 25. 7. 2026 |
| LOCATION | Jezero Most GPS: 50.5297929; 13.6369773 |
| DISTANCES | 750m, 1500m, 3000m, 5000m The 750m distance is recreational – there will be no time measurement for this distance (swimming without chips) |
| CATEGORIES | Men / Women, Age categories, WETSUIT CATEGORY for swimmers in neoprene wetsuits for the 3000m and 6000m distances |
|
WATER TEMPERATURE |
19-20° C. |
EARLY BIRDS! 1400 CZK – 30% OFF special offer until 31.5. 2026
PROGRAM
- 7:30 – Opening Ceremony – presentation and distribution of registration kits
- 9:30 – Start of 5000m, Cut-off time 2:30
- 10:00 – Start of 3000m, Cut-off time 2:00
- 10:15 – Start of 1500m, Cut-off time 1:00
- 10:30 – Start of 750m
- 12:30 – Closing Ceremony – announcement of results and award ceremony
Times may be adjusted based on the number of registered swimmers. Please check the program the evening before the event to stay informed about any changes to the schedule.
In case of unfavorable weather or other conditions that prevent the event from taking place on the original date, the event will be postponed. The organizers reserve the right to change the start time at their discretion, and no objections can be raised against this, change. In case of a time change, registration fees will not be refunded. In case of date change, registration fees will not be refunded.
DISTANCE MAP
Start: The start will take place from the designated area on the shore.
Finish: After completing the final lap (depending on the chosen distance), the swimmer will pass through the finish gate and then exit the water at the designated location for it.
Minimum age – individual distances:
750m – min. 10 years old
1500m – min. 12 years old
3000m – min. 13 years old
5000m – min. 14 years old
REGISTRATION
| EARLY BIRDS: | 1400 CZK – 30% OFF special offer until 31.5. 2026 |
| SECOND WAVE: | 1600 CZK – 20% OFF special offer until 10.7. 2026 |
| REGISTRATION FEE: | 1800 CZK – 10% OFF special offer from 11.7. 2026 |
| ON-SITE REGISTRATION: | 2000 CZK – entry fees can also be purchased at the event venue |
SWIMMER RESPONSIBILITIES
- The swimmer declares that they are medically fit and takes full esponsibility for themselves.
- Each swimmer is responsible for being prepared, physically fit, trained, and capable of completing the event.
- The swimmer is obliged to respect the instructions of the organizer, referees, lifeguards. or other authorized persons and follow them.
- Each swimmer is required to swim with a safety open water buoy for safety reasons.
- Each swimmer is required to wear the official HYDROMAN® swim cap provided in the registration kt
- The swimmer is obliged to comply with and respect the HYDROMAN® Rules and FINA regulations, uphold the principles of fair play and sportsmanship.
SWIM SAFETY BUOY
In the KIDS category and OPEN WATER category, swimmers are required to swim with a swimming safety buoy. We recommend purchasing an official HYDROMAN® Open Water Cup buoy. You can purchase it during registration.
The price of the buoy is 850 CZK.
MEDALS / AWARDS
Medals will be awarded to the top three swimmers in each age category, separately for men and women. The medals are divided based on age category and the distance of the race. Age categories are listed in the table sheet below.
In the WETSUIT CATEGORY (swimmers competing in neoprene wetsuits, for the 3000m and 5000m distances), awards are given to the top three places for men and women regardless of age.
RESULTS
WETSUIT CATEGORY
- Separate timing: Times in this category will be measured and recorded separately from the general category
- Awards: Prizes will be awarded to the top three places in men and women, regardless of age.
COMMUNITY


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ABOUT HYDROMAN® MOST
Lake Most is situated in the northern part of the city of Most – on the site where the historical city once stood. It had to be demolished in the second half of the 20th century due to the mining of brown coal located beneath its surface. Mining in the Ležáky mine continued until the late 90s. Subsequently, the excavated pit was flooded with water, creating the present-day lake, which was opened to the public on September 12, 2000. The lake has become a popular destination, primarily because of its crystal-clear water, sandy beaches, and the view of the majestic Hněvín Castle.
Not far from the lake stands the Gothic Church of the Assumption of the Virgin Mary. It was built after the city fire in 1515. In 1975, during the demolition of old Most due to coal mining, the church was moved in a unique way by 841.1 meters to a new location near the Baroque hospital with the Church of the Holy Spirit. This unique engineering feat was entered into the Golden Guinness Book of Records of the Millennium.
Info
Info
| DATE | 25. 7. 2026 |
| LOCATION | Jezero Most GPS: 50.5297929; 13.6369773 |
| DISTANCES | 750m, 1500m, 3000m, 5000m The 750m distance is recreational – there will be no time measurement for this distance (swimming without chips) |
| CATEGORIES | Men / Women, Age categories, WETSUIT CATEGORY for swimmers in neoprene wetsuits for the 3000m and 6000m distances |
|
WATER TEMPERATURE |
19-20° C. |
EARLY BIRDS! 1400 CZK – 30% OFF special offer until 31.5. 2026
Races Program
PROGRAM
- 7:30 – Opening Ceremony – presentation and distribution of registration kits
- 9:30 – Start of 5000m, Cut-off time 2:30
- 10:00 – Start of 3000m, Cut-off time 2:00
- 10:15 – Start of 1500m, Cut-off time 1:00
- 10:30 – Start of 750m
- 12:30 – Closing Ceremony – announcement of results and award ceremony
Times may be adjusted based on the number of registered swimmers. Please check the program the evening before the event to stay informed about any changes to the schedule.
In case of unfavorable weather or other conditions that prevent the event from taking place on the original date, the event will be postponed. The organizers reserve the right to change the start time at their discretion, and no objections can be raised against this, change. In case of a time change, registration fees will not be refunded. In case of date change, registration fees will not be refunded.
Distance map
DISTANCE MAP
Start: The start will take place from the designated area on the shore.
Finish: After completing the final lap (depending on the chosen distance), the swimmer will pass through the finish gate and then exit the water at the designated location for it.
Minimum age – individual distances:
750m – min. 10 years old
1500m – min. 12 years old
3000m – min. 13 years old
5000m – min. 14 years old
Registration
REGISTRATION
| EARLY BIRDS: | 1400 CZK – 30% OFF special offer until 31.5. 2026 |
| SECOND WAVE: | 1600 CZK – 20% OFF special offer until 10.7. 2026 |
| REGISTRATION FEE: | 1800 CZK – 10% OFF special offer from 11.7. 2026 |
| ON-SITE REGISTRATION: | 2000 CZK – entry fees can also be purchased at the event venue |
SWIMMER RESPONSIBILITIES
- The swimmer declares that they are medically fit and takes full esponsibility for themselves.
- Each swimmer is responsible for being prepared, physically fit, trained, and capable of completing the event.
- The swimmer is obliged to respect the instructions of the organizer, referees, lifeguards. or other authorized persons and follow them.
- Each swimmer is required to swim with a safety open water buoy for safety reasons.
- Each swimmer is required to wear the official HYDROMAN® swim cap provided in the registration kt
- The swimmer is obliged to comply with and respect the HYDROMAN® Rules and FINA regulations, uphold the principles of fair play and sportsmanship.
SWIM SAFETY BUOY
In the KIDS category and OPEN WATER category, swimmers are required to swim with a swimming safety buoy. We recommend purchasing an official HYDROMAN® Open Water Cup buoy. You can purchase it during registration.
The price of the buoy is 850 CZK.
Awards
MEDALS / AWARDS
Medals will be awarded to the top three swimmers in each age category, separately for men and women. The medals are divided based on age category and the distance of the race. Age categories are listed in the table sheet below.
In the WETSUIT CATEGORY (swimmers competing in neoprene wetsuits, for the 3000m and 5000m distances), awards are given to the top three places for men and women regardless of age.
RESULTS
Wetsuit Category
WETSUIT CATEGORY
- Separate timing: Times in this category will be measured and recorded separately from the general category
- Awards: Prizes will be awarded to the top three places in men and women, regardless of age.
Community
COMMUNITY


Follow us on Social Medias!
About HYDROMAN® MOST
ABOUT HYDROMAN® MOST
Lake Most is situated in the northern part of the city of Most – on the site where the historical city once stood. It had to be demolished in the second half of the 20th century due to the mining of brown coal located beneath its surface. Mining in the Ležáky mine continued until the late 90s. Subsequently, the excavated pit was flooded with water, creating the present-day lake, which was opened to the public on September 12, 2000. The lake has become a popular destination, primarily because of its crystal-clear water, sandy beaches, and the view of the majestic Hněvín Castle.
Not far from the lake stands the Gothic Church of the Assumption of the Virgin Mary. It was built after the city fire in 1515. In 1975, during the demolition of old Most due to coal mining, the church was moved in a unique way by 841.1 meters to a new location near the Baroque hospital with the Church of the Holy Spirit. This unique engineering feat was entered into the Golden Guinness Book of Records of the Millennium.