The Latvian Environment, Geology and Meteorology Center (LEGMC) is the largest institution in Latvia engaged in collection and reprocessing of geological information. Almost 30,000 thousand reports as well as maps and field books are collected in State Geological Fund. The collection and maintaining of geological information is the main task of LEGMC according to Law on Subsoil.

During the last 50 years huge number of drilling cores as well as samples and thin sections were prepared by geologists, all of them is available for the use nowadays.

Main tasks of LEGMC in the sphere of geology are follows: approval of mineral reserves, preparation of annual balance of mineral reserves, collection and storage of geological information, preparation and provision of geological information for the needs of state, society and land users, investigations of the quality of subsoil, geological and geoecological investigations of different hazards to the environment and population, preparation of geological information for the development of large, medium and small scale planning areas; preparation and evaluation of information regarding mineral deposits occurring in subsoil; evaluation of the hydrocarbon potential, exploration and production possibilities etc.