The Classic Open Water 7 k 

Registration from 15th October

The 7 km Backwaterman has been the most traditional long-distance race in Austria for 18 years.

The unique fjord landscape in the Ottenstein reservoir offers open water swimmers a pure natural experience. The reservoir is only accessible in a few places and is therefore ideal for exploring by boat, canoe and SUP.


To the start of the Fuernkranzmühle you will be transported by bus and has to the swim  200 m to the starting line.


The total limit for the 7 km distance is 80 participants.


Mandatory: Due to new official requirements, buoys are mandatory


Accompanying with a canoe or e boat  is for the 7 k prohibited for safety and competition reasons.


Program Sequence



New Location: Waldreichs Castle

GPS castle Waldreichs


Friday June 21, 2024

Open water boot  : from 4 p.m


Race briefing will take place via Facebook livestream on Friday 5 p.m.,

questions can be posted.

The live streaming can then be accessed as a video at any time.


Registration: 6 p.m. - 7 p.m


Saturday June 22, 2024


Open water boot from 7 am

Registration: 8.15 - 9.15

(after the start of the 14 k)

Shuttle 9.30

Start around 10.15

The start takes place in the mass start

Finish 1:15 p.m

Individual Shuttle back to Schloss Waldreichs with small groups


Award ceremony:

Everyone is a winner and receives a trophy at the award ceremony

Overall award ceremony approx. 1.30 p.m

Waldreichs Castle



Attention: you will be transported to the start by bus and a short swim  to the start



Note on orientation: We place some buoys or markers on land at critical points. There is also a beach flag at the refreshment point at Teufelsfelsen.


Neoprene is prohibited above 25 degrees, but jammers are allowed



Timekeeping takes place without a chip using an app.

The number on the swimming cap is important.




Registration fee !

  until 31.12.    until 15.3.      until 31.5.    until 21.6.
   65 euros       75 euros       85 euros      95 euros

22.6. + 5 Euro


Combination ticket Sat / Sun (one competition each) -10 €





high quality swimming cap made of silicone
Starter bag
Finisher's Cup
water rescue

Health service

free parking
food at finishline


Attention: the popular Backwaterman towel can be ordered at the special price of 15 € (value 35 €) via the registration system.


Age Groups

General Swimmer (A- Class)


Age Classes Age


Junior Class female (F 0) 16 till 23

Junior Class male (M 0) 16 till 23


General Class female 1 (F l) 24 till 39

General Class male 1 (M l) 24 till 39


master Class female 2 (F ll) 40 till 49

master Class male 2 (M ll) 40 till 49


master Class female 3 (F lll) 50 till 59

master Class male 3 (M lll) 50 till 59


master Class female 4 (F lV) 60 +

master Class male 4 (M lV) 60 +



Age Groups

Sport Swimmer (S-Class)


Age Classes


Junior Class female (F 0) 16 bis 39

Junior Class male (M 0) 16 bis 39


General Class female 2 (F l) 40 +

General Class male 2 (M l) 40 +