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Slovenia

Nova Križna jama (Dihalnik v Grdem dolu)

Closed to divers

No access for visiting divers: an expedition site of Slovenian cave divers.

  • Max depth153 m
  • CertificationFull cave
  • SpecialExperienced divers
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Now at Nova Križna jama (Dihalnik v Grdem dolu)

Status
Closed

The dive

Nova Križna jama is part of the Križna jama system and was first entered in 1991. In July 2026 a team of nine divers, Slovenians with colleagues from Belgium, France and Germany, reached -153 m.

Profile and sections

Nova Križna jama is part of the Križna jama system and was first entered in 1991. In July 2026 a team of nine divers, Slovenians with colleagues from Belgium, France and Germany, reached -153 m. According to the organisers it was the most demanding expedition here in seventeen years; all rescue services had been informed in advance.

Depth and profile
Sump: -70 m (1994), -124 m (2009), -153 m (July 2026)
Configuration
Expedition dives on trimix; configuration not published.
DPV: Not DPV-suitable
Electric scooters are only allowed in Slovenian caves for sump research (ZVPJ art. 18); not for visitors.
Who can dive where
  • CaveAt least Full cave
  • Whole caveConfigurations: Backmount / twinset / Sidemount / CCR
  • Whole caveConfiguration unknown — research beforehand · doesn't decide who may dive
  • Whole caveGoes down to 153 m (trimix or deco may be needed) · doesn't decide who may dive
  • Whole caveExperienced divers only · doesn't decide who may dive
Dry sections / haulingExperienced diversPermission needed

This is how the planner decides who in your team may dive this cave. Rules your own trip adds (organizer, a mail, the AI) show with your trip.

How to get there

No access for visiting divers: an expedition site of Slovenian cave divers. Teams enter through the Dihalnik (blowhole) in Grdi dol.

Plan your route ↗

Around Nova Križna jama (Dihalnik v Grdem dolu)

FillsNo fill station known nearby
Caves nearby6

News

Access and rules change: check what applies locally right before your trip. Source: GDELT Project and the news feeds of diving magazines. Search for more news ↗ Searched automatically, last on 13 Nov 2026.

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Sources

Current conditions

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Certification requirements, configurations and trimix depths are estimates for planning. Always check them locally and dive within your training. Compiled from web research (Drowning Protection Act ZVU, Uradni list RS 44/2000; Cave Protection Act ZVPJ via JZS; 24ur Jan 2009 and the JZS rescue archive; Svet24 Dec 2025; RTV SLO Jul 2026; Radio Ognjišče; the Slovenian diving federation's PAS atlas and emergency list (2021); Wikipedia; kraji.eu; Moja jezera; Kam na izlet; Dolenjski kras (JKNM); X-Ray Mag and InDEPTH (2020); wannadive.net; potapljanje.si; Norik-sub and watersports.si; visit-idrija.si; Sept 2026). Pins from Wikipedia, the SPZ atlas and Kam na izlet; three sites have no pin. ~ = estimate. Rules change — check locally.