After Russia’s full-scale invasion of Ukraine in February 2022, Bellona ceased its activities in the aggressor country. On 18 April 2023, Russia’s Prosecutor General’s Office declared Bellona an undesirable organization in the Russian Federation.

Nevertheless, we continue to systematically monitor and analyze developments related to Rosatom’s activities that we believe are of interest to an international audience. The aim of this review is to assess the scale of Russia’s international influence in the nuclear sector, as well as the associated political, economic, and environmental risks.

This digest covers events from June 2026. Digest is available here.

You can follow the links to read the three most recent digests covering May, April and March 2026.

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In this issue:

NUCLEAR EVENTS IN UKRAINE AND THE WAR
1. The Zaporizhzhia NPP and other nuclear facilities in Ukraine. Events of June 2026
1.1. Nuclear diplomacy events
1.2. Military threats at the ZNPP
1.3. External power supply to the ZNPP
1.4. Operational status of the ZNPP
1.5. Military threats at other nuclear facilities of Ukraine
2. UK to provide loan guarantees for enriched uranium supplies to Ukraine
3. Investigations into possible corruption at Energoatom continue
4. Bulgarian prime minister proposes completing the Belene NPP jointly with Ukraine

INTERNATIONAL NUCLEAR EVENTS AND THEIR CONNECTION WITH RUSSIA
5. Urenco announces second phase of expansion at US uranium enrichment facility
6. Modernization and operation of European VVER nuclear power plants
6.1. Kozloduy NPP: Russian supplies continue as European vendors modernize equipment
6.2. Modernization of the Armenian NPP sparks disagreements with Russia
6.3. Nuclear fuel loaded into Unit 4 of the Mochovce NPP

EVENTS IN THE RUSSIAN NUCLEAR SECTOR AND IN ROSATOM PROJECTS ABROAD
7. New Rosatom agreements in Asia and Africa
8. Rosatom research institutes involved in import substitution of materials and equipment for microelectronics
9. Rosatom’s projects abroad in brief