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Criticality Resources

WPC Workshop 2024

☢️✨WPC Workshop 2024 ✨☢️ Today many of our members attended the Working Party on Criticality (WPC) Workshop, held at Derby Football...

WPC Online Seminar 2026 – Learning from Experience

Upcoming Working Party on Criticality (WPC) Online Seminar - Learning from Experience (LfE) 📚☢️ To express interest in attending, please...

US-DOE Nuclear Criticality Safety Program: Training & Education

A good selection of training resources from the US Department of Energy.

The ECSN Visit the ONR

ECSN visit the Office for Nuclear Regulation. Today some of our members visited the ONR site in Bootle to learn more...

The ECSN has Launched!

The Early Careers Criticality Safety Network (ECSN) has officially launched!

September 2024: Some French Thoughts on Nuclear Criticality Safety (NCS)

Speaker: Grégory Caplin (Orano). The presentation can be accessed here.

September 2023: Utilisation of Burn Up Credit to Support AGR Spent Fuel Storage

Speaker: Dr. James Ryan (Sellafield). The presentation can be accessed here.

September 2021: An Overview of ‘Hand Methods’ in Criticality Safety Assessment

Speaker: Sam Darby (ONR). The presentation can be accessed here.

October 2025: Robustness of Criticality Barriers and CAAS Integration in Storage Safety Evaluations

Speaker: Timothy Jackson (Y-12 NSC). The presentation and recording for this webinar is not yet available but will be soon.

October 2022: Criticality Accidents Through the Lens of Behavioural Economics 

Speaker: Brittany Williamson (Spectra Tech). The presentation can be accessed here.