Dennis Bakhuis

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Dive #272 · Sunday, 24 July 2016

Kreidesee Hemmoor

E5 Hemmoor, Niedersachsen German quarries, pits and mines

decostage As ticked in the paper log: Deco / tech

  • deepest dive of 2016
Max depth
40.8 m
Avg depth
18.3 m
Bottom time
45 min
Water
16 °C
Surface
30 °C

Kit

Gas
Trimix 21/35 · measured 21.5 %
Cylinder
D12 + Alu80 EANx32 (32,9)
Pressure
210 → 110 bar
Mode
Open circuit

Where

Kreidesee Hemmoor

quarry lake site max 43.8 m

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 12 of 41 here · first 2010 · last Nov 2025

German quarries, pits and mines →

On the map

Kreidesee

No route marked

E1E5BE5AApnoe-Plattform↓0 mE4BE4AE3E2E0Chinesisches Tor↓3 mSkywalk↓10 mPlattformen 3 / 6 m↓3 mSegelboot↓12 mSteilhang↓5 mPflasterstraße↓10 mBäume↓10 mKabelrolle↓25 mHügellandschaft↓25 mEingestürzter Stollen↓7 mSegelyacht Hemmoor↓17 mLeuchtturm↓26 mDLRG-Wohnwagen↓26 mBüsche↓8 mGullyschacht↓8 mHolztreppe↓20 mFord MondeoPiper Aerostar↓53 mFörderbandgestell↓8 mRohrleitung (Einmündung)↓8 mRohrleitung↓8 mWald↓35 mSteilhang II↓10 mKleine Höhlen↓10 mKabelrolle II↓35 mTrümmerfeld↓10 mBeton-Trümmerfeld↓10 mWeißer Hai↓10 mAlte Steilwand↓10 mFörderband↓13 mSchweißtisch↓3 mPiper PA-28↓10 mRührwerkstütze↓27 mLKW-Rampe↓6 mPlattform 4,5 m↓4.5 mBetonbombe I↓43 mBetonbombe II↓23 mRüttler↓20 mBriefkasten↓20 mMeisterbude↓35 mHolztreppen↓42 mBrücke↓25 mSteinschlagmatten↓0 mVersorgungsleitungen↓20 mPKW Verkehrsunfall↓20 mMahusan↓53 mUltraleichtflieger↓45 mBoot↓40 mScootermessstrecke↓12 mWohnwagen↓40 mLorenzug (Denkmal)LKW↓25 mN100 m
  • 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

Plan: "Find the deep forest. Explore the forest." Deco schedule: 39 m 20 min; 24 m 2; 21 m 1; 18 m 1; 15 m 1; 12 m 1; 9 m 1; 6 m 9. Gear: alu backplate + stage. No dive notes filled in.

All dives at Kreidesee Hemmoor →