Pluragrotta
Cave diving in Rana · about 1 km from Plura Valley (Plurdalen)
- Max depth
- 135 m
- Trimix from
- 40 m
- Type
- Backmount
- Certification (estimate)
- Cavern
- DPV
- DPV possible
Per NGDF the largest and best-known diveable cave in Norway: marble passages where the Plura river emerges; Arctic char swim at the entrance.
More about Pluragrotta
Signed-in divers also see:
- Whether this site fits everyone's certification, gas and gear
- Access, parking and the route from the road
- Exact map pin and navigation
- Depth profile and sumps
- Configuration advice
- Warnings with sources (6)
- DPV suitability
- Driving times from your stay and a plan with the AI instructor
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Current conditions
Visibility, flow and water levels change quickly. Right before your dive, check what other divers report:
- Norsk Grottedykkerforbund (NGDF) ↗
Norwegian cave diving association: information on Plura and other Norwegian caves, safety guidelines and the permanent lines.
Plan a cave diving trip to Rana
Enter your team, with certifications, gas and configurations, and see right away which caves fit. With driving times from your stay, fill stations and an AI instructor who thinks along.
Certification requirements, configurations and trimix depths are estimates for planning. Always check them locally and dive within your training. Compiled from web research (Norsk Grottedykkerforbund, Plura Valley, Visit Helgeland 2025, MoiRana.com 2023, Waterpixels 2025, OFDS 2018, Dive Rite 2020, Scubago, Cave Database, Life in Norway 2023, Fædrelandsvennen 2014, VG 2014 and 2024, Dykking.no 2024, DAN 2024, SukellusLuola 2010, TekDiveUSA, dive-scuba.com, InDEPTH, GUE.tv, Suunto 2016, DIR-NO 2003, Wikipedia, OpenStreetMap via Mapcarta, Helse Bergen, Oslo University Hospital, UNN, Indremedisineren 2025, Norwegian Diving Federation, FORF/Norsk Grotteforbund; Sept 2026). Pins from OpenStreetMap, checked against NGDF's coordinates for the farm; Litjåga has no pin. ~ = estimate. Rules change — check locally.