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Energy sources

STRUCTURE OF GENERATION SOURCES FOR 2025

Pursuant to the Act on the determination of the shares of individual electricity production sources and on the method of their presentation (Official Gazette of the Republic of Slovenia, No. 76/13, 100/13 – amend., 101/13 – amend., 17/14 – EZ-1 and 10/15), HEP Energija d.o.o., Dunajska cesta 151, 1000 Ljubljana, hereby informs the public of the structure of its generation sources for 2025 and of data relating to carbon dioxide emissions and the resulting radioactive waste per kilowatt hour generated.

Primary sources for electricity generation

In 2025, the HEP Group had 19,56 TWh of generated and purchased electricity available. In the same year, HEP Energija sold 804 GWh of electricity to its customers.

GWh
FOSSIL FUELS 3,040 15.54 %
Lignite 665 3.40 %
Gas 2,375 12.14 %
Other* 6,958 35.56 %
NUCLEAR FUEL 2,774 14.17 %
RENEWABLE SOURCES 6,795 34.73 %
Hydro energy 5,047 26 %
Wind
Sun
Geothermal
Wood biomass
Landfill gas 1,748 8,73 %
Municipal waste gas
Biogas
Biodiesel
TOTAL 19,567 100%
*Import of electricity


Emissions and resulting radioactive waste per KWh produced for 2025

CO2 0,123 kg/kWh
Radioactive waste 3,212*10-6 kg/kWh

The recalculation of carbon dioxide emissions and resulting radioactive waste takes into account the generation sources belonging to HEP d.d., Ulica grada Vukovara 37, 10000 Zagreb.

Sources of information on environmental impacts: