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Cave diving · Europe

Cave diving in Slovenia

1 cave systems1 entrances and sites0 providers

The FFS-hosted cave-diving catalogue lists more than a dozen Slovenian sites, including flooded springs such as Divje jezero near Idrija, which Slovenian divers began exploring in 1957 and which later drew international deep-diving teams.

How access works

Sources consulted give site-by-site information only. At Divje jezero the lake is a protected natural site open to visitors, but diving in the spring is reported as prohibited after fatal accidents.

A general summary; each site page gives its own dated access information.

1

Cave systems

Divje jezero

Divje jezero

Idrija
Spring system

1

Entrances and dive sites

SiteCave systemTypeAccess
Divje jezero (spring lake)Idrijca valley, south of Idrija Divje jezero Spring Closed to diving
Sources: [1] plongeesout.ffspeleo.fr ↗[2] plongeesout.ffspeleo.fr ↗ · checked 2026-10-14
Every fact on this page, with its source (2)
FactStatusSource
The FFS-hosted catalogue lists Slovenian sites including Divje jezero, Bilpa, Planinska, Obrh and Soča. Verified [2]
Diving in Divje jezero is reported as prohibited after fatal accidents, while the site remains freely accessible.Undated fiche. May be out of date [1]

Verified: stated by an official or primary source we opened. Reported: from a secondary source only. Sources conflict: the note gives both versions. May be out of date: the newest source we found is old.

Written in our own words from the sources above. Report a correction

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Cairns & the Ribbon ReefsNingaloo ReefCoral Sea & Osprey ReefOkinawa & the Kerama IslandsPoor Knights IslandsTownsville & the YongalaGreen IslandIzu Peninsula

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