Skip to Main Content U.S. Department of Energy
Risk and Decision Sciences

Fleur dePeralta

Fleur dePeralta

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352


Ms. de Peralta is a Senior Advisor in the Risk and Decision Sciences Group at the Pacific Northwest National Laboratory (PNNL), which is operated by Battelle Memorial Institute for the U.S. Department of Energy. Ms. de Peralta received a Bachelor of Science degree in Mechanical Engineering from the University of California, Los Angeles (UCLA) with emphasis on Thermal Science and Power Systems. She also received a Master of Arts degree in Mental Health Counseling, and Certificates from UCLA Extension programs associated with Engineering Management and Fire Protection Engineering. Ms. de Peralta has over 30 years of experience in the nuclear power industry and worked with various nuclear power plant utilities and nuclear industry stakeholders (Nuclear Regulatory Commission (NRC), Department of Energy (DOE), Nuclear Energy Institute (NEI), Institute for Nuclear Power Operator(INPO), National Nuclear Security Administration (NNSA) and Department of Defense (DoD)] and is proficient in the following technical areas:

  • Project Management and Program Management
  • Risk-informed and performance-based licensing activities for nuclear power plants
  • Development of training programs for NRC inspectors
  • Nuclear safety analyses/safe shutdown analysis, design bases accident (DBA) analyses
  • Cyber Security Programs and Risk Assessments
  • Environmental Impact Statements for nuclear facilities
  • Emergency Management Programs
  • Energy and Water Resilience Assessments
  • Research Interests

    • Nuclear Regulations and Policies
    • Nuclear Safety Analysis
    • Cybersecurity Risk Assessments
    • Cybers Security Policies and Programs
    • Risk-Informed Performance-based Nuclear Power Plant Programs
    • Fire Hazards Modeling and Fire Risk Evaluations
    • Training Programs
    • Nuclear Power Plant Design and Operations
    • Nuclear Power Plant Licensing and Decommissioning
    • Environmental Impact Assessments

    Education and Credentials

    • 2002- 2005 Argosy University, Seattle, WA, MA in Mental Health Counseling
    • 1987-1988 UCLA Extension Program, Fire Protection Engineering Certificate
    • 1986 UCLA Extension Program, Engineering Management Certificate
    • 1982-1986 UCLA, BS Mechanical Engineering (Thermal Science and Power Systems)

    Affiliations and Professional Service

    • Registered, Professional Mechanical Engineer License, California (#27214)
    • Member, National Fire Protection Association (NFPA)
    • Member, American Society of Mechanical Engineers (ASME)
    • Professional Member, Society of Fire Protection Engineers (SFPE)

    PNNL Publications


    • Short S.M., G.A. Coles, K.L. Bohlander, R.F. Layton, W.J. Ivans, F.A. dePeralta, and P.P. Lowry. 2015. "IMPLEMENTING THE NFPA 805 PROCESS: Observations of a Technical Reviewer." In International Topical Meeting on Probabilistic Safety Assessment and Analysis (PSA 2015), April 26-30, 2015, Sun Valley, Idaho, Paper No. 12281. La Grange Park, Illinois:American Nuclear Society. PNNL-SA-106641.

Risk and Decision Sciences

Additional Information