The Kolubara coal mine is one of the largest coal mining operations in Serbia, located in the Kolubara Basin. It plays a crucial role in supplying coal for the country's energy production, particularly for the Nikola Tesla power plant. The mine has significant reserves and employs modern mining techniques to extract lignite, a type of coal. The mine is operated by EPS, the state-owned electric power company of Serbia. It contributes to the local economy by providing jobs and supporting related industries. The Kolubara coal mine is essential for meeting the energy needs of the region and ensuring energy security for the country.