Serbia’s crude supply chain remains dependent on temporary sanctions authorisations, with the operating window for NIS and corresponding JANAF activities extended to 11 December 2026. Uncertainty persists over MOL’s proposed acquisition of the Russian majority stake in NIS.
Bulgaria’s storage fleet is estimated at more than 6.2 GW of power capacity and 19 GWh of energy capacity, enough to reshape regional day-ahead prices. By shifting electricity between low- and high-price hours, batteries support exports during scarcity periods while compressing the spreads available to storage projects.
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Southeast European electricity prices could ease in Q4 2026 and Q1 2027 if nuclear capacity returns and hydro inflows improve. Gas costs and transmission constraints are expected to sustain premiums during tight periods.
Cernavodă Unit 1 is scheduled to resynchronise on 6 November after more than three months offline. Its availability, alongside other reactor restarts and outages, will shape winter import needs and power prices across Southeast Europe.
Drought is reducing hydroelectric output and constraining nuclear generation across the Balkans, increasing exposure to electricity imports. The pressure highlights the role of diversified generation, storage and interconnection.