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Russia

Orda Cave (Ordinskaya)

⚠ Dutch travel advice: orange (essential travel only), red for the North Caucasus and the areas bordering Ukraine (changed 21-09-2026). Because of sanctions, foreign payment cards don't work, and many dive insurances don't cover Russia. Check this before you leave.

  • CertificationFull cave
  • Water temperature≈ 4–8 °Cestimated, no reports yet
  • SpecialSidemount

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The dive

The water ranges from 4 °C in summer to 7–8 °C in winter, with visibility of 40–50 m. The world's longest underwater gypsum cave, under the western Urals.

Fragile gypsum: passages can change or collapse and there is debris on the floor. Very cold water (4–8 °C): drysuit required, plan your warmth and your gas for long dives.
Profile and sections

The water ranges from 4 °C in summer to 7–8 °C in winter, with visibility of 40–50 m.

The world's longest underwater gypsum cave, under the western Urals. Dived by Martyn Farr, Lamar Hires and Pascal Bernabé, among others.

Depth and profile
Gypsum cave of ~5 km, of which ~4.8 km is underwater, with the longest sump of the former USSR (935 m). Maximum depth not published.
Configuration
Sidemount is common; drysuit required in water of 4–8 °C. Level: full cave.
Who can dive where
  • CaveAt least Full cave
  • Whole caveConfigurations: Backmount / twinset / Sidemount / CCR / Small cylinders / no-mount (speleo sumps)
  • Whole caveExperienced divers only · doesn't decide who may dive
Experienced diversEntry or dive feeThrough a dive centre or guide

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

Near the village of Orda in Perm Krai, on the bank of the Kungur river, ~115 km from Perm: by train to Kungur and then the bus, or by car. Diving through the dive base at the cave, with accommodation for 20 people.

Plan your route ↗

Around Orda Cave (Ordinskaya)

FillsNo fill station known nearby

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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 (Oct 2026): Wikipedia (Orda Cave, Ruskeala), DIVER magazine, the website of the dive base at Orda (ordacave.eu), the websites of Saint Petersburg diving clubs and the Dutch travel advice. Pins: Orda from Wikipedia, Ruskeala Mountain Park from OpenStreetMap. Certification and configurations are estimates; check everything locally.