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Data and Information on the Dutch Subsurface

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  1. Stratigraphic Nomenclature
  2. Hierarchical

Nomenclature menu

  • NU: Upper North Sea Group
  • NM: Middle North Sea Group
  • NL: Lower North Sea Group
  • CK: Chalk Group
  • KN: Rijnland Group
  • SK: Niedersachsen Group
  • SG: Scruff Group
  • SL: Schieland Group
  • AT: Altena Group
  • RN: Upper Germanic Trias Group
  • RB: Lower Germanic Trias Group
  • ZE: Zechstein Group
  • RO: Upper Rotliegend Group
  • RV: Lower Rotliegend Group
  • DC: Limburg Group
  • CL: Carboniferous Limestone Group
  • CF: Farne Group
  • OB: Banjaard group
  • OR: Old Red Group
  • OS: Silurian
  • XX: Igneous rock
  • NN: Not interpreted

Hierarchical

In the menu on the left you will find all stratigraphic units in a hierarchical structure. Click on the units to see the underlying units.

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