Home About GDN Statutory tasks

About GDN

Two employees of GDN at the 3D model of the subsurface of the Netherlands.

Mining and the energy transition

The Geological Survey of the Netherlands (GDN) supports the government in formulating, implementing, and evaluating policy on natural resources and energy supply in our country.

Construction site with two developers explaining that above-ground construction cannot take place without subsurface knowledge.

National Key Registry of the Subsurface (BRO)

Spatial development in the Netherlands – both above and below ground – is an ever-increasing challenge. This is why the Dutch central government legally defined the use and supply of subsurface data in the National Key Registry of the Subsurface Act (‘BRO Act’) in 2018.

Aerial photo of landscape with trees and water

Data management for the Mining Act

Within the context of the Mining Act, the Geological Survey of the Netherlands (GDN) has the statutory task of collecting data of the deep subsurface of the Netherlands’ mainland and the Dutch part of the continental shelf.

Geological model of the upper 50 metres of Brabant and Limburg

Subsurface modelling

The Geological Survey of the Netherlands (GDN) has the statutory task of creating and managing subsurface models, based on the information provided through the National Key Registry of the Subsurface (BRO).