Daily Nuclear News Brief - 2026-04-17

Summary: Today's nuclear news is highlighted by significant progress in SMR deployment in the US and UK, the attainment of criticality by India's PFBR, and a strategic push by the US White House for space nuclear initiatives and lunar reactors.

Highlights by Pillar

New Builds & SMRs

• US Air Force identifies potential hosts for SMRs, and a university application for a microreactor has been lodged.
• Rolls-Royce and GBE-N have kickstarted SMR plans for the Wylfa site in the UK.
• SGE in Poland is cooperating with Spanish fuel manufacturers for new builds.

Industry & Business

• India's PFBR has attained criticality, while China's Changjiang unit 4 saw the installation of its outer dome.
• US DOE awards $19.2M to a workforce consortium and $5.9M for university research in the EU.
• Bulgaria's minister is pushing for fixed pricing for the Kozloduy 7 and 8 units.

Policy & Regulation

• The US White House and OSTP have launched a Space Nuclear Initiative with a timeline for lunar reactors.
• A US Senate bill is being considered to clarify DOE authority over advanced reactors.
• The NRC is conducting public hearings and webinars on plant performance (Byron), medical isotopes, and website modernization.

Fuel & Supply Chain

• Advances in Electron Beam Welding are touted as a new era for heavy section nuclear components.
• The fuel transfer at Grohnde (EU) has been successfully completed.

Operations & Safety

• Kashiwazaki-Kariwa 6 has resumed commercial operation in the UK.
• An Argonne study is evaluating the impact of tropical cyclones on nuclear power plants.

Waste & Decommissioning

• Bulgaria has officially opened its nuclear repository.
• Hanford has placed its first vitrified waste containers in a disposal cell.
• Japan is surveying a Pacific island for a potential high-level waste (HLW) repository.

Fusion

• UKAEA has set out its fusion strategy for the coming years.

Regional Focus

United States: Heavy emphasis on advanced reactor policy, SMRs, space nuclear, and waste management at Hanford.

Europe & UK: SMR progress in the UK and infrastructure/fuel milestones in Bulgaria and the EU.

Asia: Critical milestones achieved in India (PFBR) and China (Changjiang), and waste exploration in Japan.