Rail transport in Estonia Rail transport in Estonia The rail transport system in Estonia consists of about of railway lines, of which are currently in public use. The infrastructure of the railway network is mostly owned by the state and is regulated and surveyed by the Estonian Technical Surveillance Authority (). All public railways in Estonia are (Russian gauge), the same as in Russia, Belarus, Latvia, and Lithuania. The gauge used in Estonia is also compatible with Finland's gauge. Sometimes it is defined to be (see Rail gauge in Estonia), for example when buying track maintenance or vehicles from Finland. Railways in Estonia today
Oil shale in Estonia increasing the use of other energy sources such as renewable energy and natural gas. In 2016, 73% of oil shale mined in Estonia was used for power generation, and about 90% of Estonia's electricity was generated from oil shale. About 15% of produced electricity was exported to Finland and Latvia. Eesti Energia owns the largest oil shale-fuelled power stations (Narva Power Stations) in the world. In addition, a new 300 MW station, which will use circulating fluidised bed boiler technology, is under construction in Auvere. In 2010, 11.4% of the heat supply in Estonia was generated by direct combustion of