epr-method (2003) - IAEA Publications - International Atomic Energy ...

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Site area emergency
Emergency class
description
Events resulting in a major decrease in the
level of protection for those on the site and
near the facility.
This could be:
- a major decrease in the level of
protection provided to the core of a
reactor or a large amount of actively
cooled spent fuel.
- a major decrease in protection against an
accidental unshielded criticality
- conditions such that any additional
failures could result in a general
emergency
- doses off site approaching the urgent
protective action intervention levels
- terrorist or criminal activity with the
potential to disrupt performance of
critical safety functions or result in severe
release or exposure.
Immediate response actions
Threat category I and II facilities
Operator and on-site:
- Take life saving actions and give first aid on site.
- Notify off-site officials, recommend preparations be made to implement protective actions, consistent with
Appendix 11, and request emergency services if needed.
- Evacuate non-essential personnel and visitors or provide them with special on-site shelter, and account for all
persons on the site.
- Provide protection from hazardous conditions for on-site emergency response personnel and from those arriving
from off the site.
- Activate full response.
- Take action to mitigate the emergency to include requesting off-site assistance; provide technical assistance to
control room.
- Conduct off-site monitoring near facility and integrate into the RMAC (see Appendix 14).
- Establish continuous communication with off-site officials.
- Establish, with off-site officials, an integrated response under the ICS (see Appendix 13).
- Conduct, with off-site officials, joint media briefings at the PIC (see Appendix 14).
- Reassess the classification and revise if warranted.