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Dive #578 · Saturday, 22 October 2022 · 18:36–19:11
Kreidesee Hemmoor
Hemmoor, Niedersachsen German quarries, pits and mines
- 3rd dive of the day(also #576 Kreidesee Hemmoor 13:12, #577 Kreidesee Hemmoor 18:04)
- deeper than 79 % of all dives
- colder than 76 % of all dives
- Profile
- Max depth
- 23.1 m
- Avg depth
- 9.1 m
- Bottom time
- 35 min
- Water
- 12 °C
Kit
- Gas
- Nitrox 32
- Mode
- Open circuit
- Surface interval
- 12 min
- Safety stop
- 1 min
Where
Kreidesee Hemmoor
A chalk pit dug from 1862 to 1976 that filled with groundwater by 1982 — sixty metres deep, full of industrial wreckage, an astronaut's aeroplane and an underwater postbox, and the most-dived site in this log outside the Netherlands.
Dive 36 of 41 here · first 2010 · last Nov 2025
With
On the map
Kreidesee
No route marked
- Entry / exit
- Buoy
- Point of interest
- Car
- Aeroplane
- Boat
- Wreck
- Platform
- Pipe / tube
- Tree
- Ladder / stairs
- Net
- Caravan
- Lighthouse / tower
- Machinery
- Ruin / rubble
- Gate
- Cable reel
- Postbox
- Bridge
- Shark
- Hopper / silo
- Truck
- Other object
- Shoreline
- Depth
Map © divelog-sites contributors, CC BY-SA 4.0 · 53edcaf
Profile
ZHL-16C GF · GF 50/85 · Perdix #582
- Avg depth
- 9.1 m
- Deepest at
- 21:50
- Descent
- 12.4 m/min
- fastest
- Ascent
- 13.4 m/min
- fastest
- Samples
- 272
- every 7.8 s
From dive computer (record #582); never logged on paper