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Laser-heating and Radiance Spectrometry for the Study of Nuclear Materials in Conditions Simulating a Nuclear Power Plant Accident
Published on: December 14, 2017
Planning for the worst in Washington State: initial response planning for improvised nuclear device explosions
Richard W Poeton1, Wayne M Glines, Debra McBaugh
1U.S. Environmental Protection Agency, Region 10, Seattle, WA 98101, USA.
Health Physics
|December 11, 2008
Summary
Following a nuclear explosion, immediate sheltering in robust structures is advised. If no robust shelter is available and fallout is present, evacuate within 10 miles; otherwise, shelter in place.
Area of Science:
- Radiological emergency preparedness
- Public health response to nuclear events
Background:
- Improvised nuclear devices pose a significant radiological threat requiring emergency planning.
- Existing Protective Action Guidance for fixed nuclear facilities is insufficient for nuclear explosions.
Purpose of the Study:
- To develop preplanned Protective Action Recommendations for improvised nuclear device explosions.
- To provide guidance for public response soon after an event, even with limited data and communication.
Main Methods:
- Recommendations prioritize early actions (24-48 hours) to prevent deterministic health effects from fallout.
- Emphasis on determining evacuation zones and sheltering areas based on observable effects.
- Guidance designed for local use before external support arrives and if communications fail.
Main Results:
- Immediate sheltering in robust locations (basements, multi-story interiors) is the primary recommendation.
- Evacuation is recommended within 10 miles of the explosion if fallout is observed and robust shelter is unavailable.
- Sheltering in the best available location is advised beyond 10 miles.
Conclusions:
- Developed recommendations offer practical, immediate public guidance for nuclear explosion scenarios.
- The guidance addresses critical early actions to mitigate fallout exposure.
- Recommendations are adaptable to situations with limited information and communication.
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