The Central Geological Database (Centralna Baza Danych Geologicznych – CBDG) is the largest Polish collection of digital geological data, such as detailed information on boreholes, archival geological reports and various types of geophysical research.

Browse and full access to geological information from 1 January 2012 is being implemented based on new geological and mining law (Dz. U. Nr 163, poz. 981) and regulations. Large part of basic information is accessible free of charge via Internet applications CBDG.