26 October – 1 November 2026. The week’s nuclear industry and regulatory news, strongest first, each story written from the original announcement, filing or decision.

Top stories

• Nuclearelectrica keeps Cernavodă Units 1 and 2 shut as intake level stays low

  Water in the pump intake basin rose about 10 cm as the Danube rose, but remains below the reconnection threshold.

  ▲NuclearelectricaOperations29 Oct 2026
  

• South Korea's NSSC approves 10-year extensions for Kori 3 and 4

  KHNP plans to restart both units in the first half of 2027, with unit 3 cleared to run to September 2034.

  ▲World Nuclear NewsWNNRegulation27 Oct 2026
  

• NRS appoints Aureos to Dungeness A boiler contract worth up to £190 million

  The project covers eight boiler units, each around 800 tonnes, and associated plant and infrastructure.

  ▲UK Nuclear Decommissioning AuthorityWaste28 Oct 2026
  

• NRC finalizes rule setting six-month target for simplest contested hearings

  Most cases are to finish in about a year under three tracks, Standard, Focused and Expedited, assigned by application complexity.

  ▲US Nuclear Regulatory CommissionNRCRegulation30 Oct 2026
  

• IAEA confirms tritium below Japan's limit in 25th ALPS water batch

  TEPCO began releasing the batch on October 26; about 188,000 cubic metres have been discharged since August 2023.

  ▲International Atomic Energy AgencyIAEAWaste27 Oct 2026
  

Tracker milestones All trackers

1. 30 Oct 2026Xe-100 at Long MottNRC completes safety review, issues FSERSMRs and advanced reactors
2. 30 Oct 2026AP1000 at Jaslovské BohuniceBegins State Department-funded FEED studyGovernment funding
3. 29 Oct 2026HORNIG transuranic fuel projectsSelects eight projects for fuel fundingGovernment funding · up to $50 million
4. 29 Oct 2026NuScale Power Module upper reactor coolant systemSigns contract to manufacture reactor coolant systemSMRs and advanced reactors
5. 29 Oct 2026Kaleidos microreactor at INLDOE approves Kaleidos documented safety analysisSMRs and advanced reactors
6. 28 Oct 2026inDRUM waste treatment pilot plant, FukushimaAwarded up to ¥700 million for plant constructionGovernment funding · ¥700 million (about $4.4 million)
7. 27 Oct 2026Constellation nuclear fleet upratesDOE commits conditional loan for nuclear upratesGovernment funding · up to $5 billion · nearly 1.1 GW
8. 27 Oct 2026Antares Mark-1 TRISO fuel supplySigns multi-year TRISO fuel agreementSMRs and advanced reactors
9. 26 Oct 2026SpaceNukes kilopower reactorDARPA awards design, build and ground testSMRs and advanced reactors
10. 26 Oct 2026SpaceNukes kilopower reactorDARPA awards other transaction agreement to SpaceNukesGovernment funding
11. 26 Oct 2026inDRUM pilot plant in FukushimaAwarded up to JPY700 million subsidyGovernment funding · JPY700 million (USD4.4 million)
12. 26 Oct 2026RITM-200 on Chukotka icebreakerStarboard RITM-200 reaches minimum controlled powerSMRs and advanced reactors · 175 MW thermal each

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