Europe’s energy storage capacity surges past nuclear as system needs grow

There is now more installed energy storage capacity than nuclear in Europe, yet ‘no country has reached its potential’

As of the second quarter of this year, installed energy storage capacity in Europe overtook nuclear, according to trade association Energy Storage Europe’s new report.

Europe’s energy storage capacity surges past nuclear as system needs grow

Europe added a record 13.5GW / 26.4GWh of electrochemical storage in 2025, surpassing 100GW of installed storage capacity across all technologies. While deployment continues to accelerate, significant opportunities remain across every European market as electrification and renewable energy continue to expand. The latest edition of the European Market Monitor on Energy Storage (EMMES), published today by LCP Delta and Energy Storage Europe, reve…