Public article covering the connected quarries, tunnel, and training use.
Linked quarry pits with open-water and tunnel routes
Linked quarry pits with open-water and tunnel routes
Freshwater quarry complex in Paakkila with two pits linked by a long tunnel, offering both open-water and overhead routes. It is a training-oriented site with clear water, quarry features, and a route that rewards careful planning.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
0m - 30m
Depth Note
The open-water quarry reaches about 30 m, and the tunnel connection starts deeper before leading to the second pit.
Best Season
summer
Typical Conditions
Clear freshwater quarry conditions with open-water sections, tunnel routes, and a controlled training setting.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Treat the tunnel sections as overhead diving and follow the quarry access rules and route lines carefully.
Access Restrictions
Access is through quarry partners and local dive clubs, with controlled entry for the site.
Legal Notes
The site is a working quarry/training venue, so access depends on partner arrangements and site rules.
Community notes to help plan your visit.
Scuba Diving
The site supports both open-water quarry dives and overhead tunnel exploration for trained divers.
Freediving
Open-water sections can suit freedive practice, but the overhead tunnel remains off-limits without the right training.
Snorkeling
Not a primary snorkel site; the value here is in quarry diving and tunnel routes.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Public article covering the connected quarries, tunnel, and training use.
Public Finnish dive association page describing the quarry and its route structure.
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Cold-water quarry with a shallow side and a deep technical side.