address:                               city: Joensuu, Finland,

height a.s.l.:                         NDA,

depth max:                           310 m,

length max:                          556 m,

width max:                           82 m,

size:                                    8.9 ha,

visibility max:                        30 m,

water temperature:                17°C,

warnings:                              none.

Points of entering (see map):


Underwater attractions:

OTRAVAARA is a mine located in the North Karelia region, province of Eastern Finland, Joensuu city, with a depth of 82 m. Only persons with technical level of training can dive in this place. The diving site was formed after flooding the mine in 1919.

Flora and Fauna:


Related and native dive bases:

More information about this place You can find here: