Energy for Bulgaria

Interim Minister of Energy Traicho Traikov visited Chaira pumped-storage hydropower plant to monitor the progress of the plant's repair activities to bring it back to normal operation

Interim Minister of Energy Traicho Traikov visited Chaira pumped-storage hydropower plant to monitor the progress of the plant's repair activities to bring it back to normal operation

Core activities

Hydropower reservoir and dam
HPP and PSHPP electricity generation
NEK EAD owns 31 hydro power plants (HPPs and PSHPPs) with total installed capacities of 2737 MW. The main electricity generation is provided by hydro power plants grouped in four hydro power cascades: Belmeken - Sestrimo – Chaira Hydro Power Complex, Batak Cascade, Dospat-Vacha Cascade and Arda Cascade.
Market trading chart
Electricity Trade
NEK EAD is a major player in the electricity market of Bulgaria guaranteeing security of supplies. The Company carries out wholesale trade on the non-regulated market through the segments of IBEX.
Illuminated office building
Public Electricity Supplier
Pursuant to the Public Power Supply Licence No. L-147-13/17.12.200, supplemented with the function of a coordinator of special balancing group, NEK EAD operates on the wholesale electricity market.
Electricity supply lines
Supplier of Last Resort (SoLR)
NEK as SoLR has the obligation to supply electricity to final customers connected to the transmission grid system if such customers have not switched to another electricity trader or the chosen trader fails to deliver for reasons beyond the customer.

NEK EAD in figures

31
HPP and PSHPP facilities in operation
2,739MW
Total installed capacity
1,220,884t CO₂/MWh*
Avoided CO₂ emissions

*Compared with the emission factor of the electricity system for 2019.

Long-term responsibility

Security, sustainability and responsibility

NEK manages strategic capacity and water resources with responsibility for the security of the energy system, society and the environment.

Environmental responsibility