The Central Geological Database (Centralna Baza Danych Geologicznych) is the largest Polish collection of digital geological data, such as detailed information on boreholes, archival geological reports and various types of geophysical research.
CBDG Portal provides access to geological data in many different ways. The CBDG Internet service provides an application, the geographic viewer to search for and retrieve spatial data. It allows you to search by multiple criteria, and analyzing spatial information. GIS viewer presents basic data about the different types of objects.