Story perspectives

Bulgaria adds 5.7 GW storage, surpassing Greece and Romania

By Drooid · Sep 25, 2026, 3:57 PM UTC · How we work

Summary

Story summary

Bulgaria added battery storage equal to about 25% of its power capacity within two years.
EU approved €700 million for 113 projects while private investors contributed roughly €2 billion.
Operational battery capacity reached 5.7 GW by September 2026, up from 1.66 GW a year earlier.
The battery surge made Bulgaria a regional hub, surpassing Greece and Romania’s combined storage.
Day-ahead price fell to €132.2 /MWh, about €14 cheaper than Romania’s in August 2026.

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Story summary

Bulgaria added battery storage equal to about 25% of its power capacity within two years.
EU approved €700 million for 113 projects while private investors contributed roughly €2 billion.
Operational battery capacity reached 5.7 GW by September 2026, up from 1.66 GW a year earlier.
The battery surge made Bulgaria a regional hub, surpassing Greece and Romania’s combined storage.
Day-ahead price fell to €132.2 /MWh, about €14 cheaper than Romania’s in August 2026.