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

A4 – TAKING URGENT PROTECTIVE ACTION Threat category Responsibility
Elements I II III IV V O L N
3) A single position, on the site at all times, with the authority and responsibility to recommend
protective actions to officials off the site upon the declaration of a radiation emergency.
4) Arrangements for prompt notification of the off-site notification point with the authority and
responsibility to take urgent protective actions within the PAZ and UPZ, including all the jurisdictions
(including those in other States) within the emergency zones (4.48).
The emergency zone sizes and boundaries should be consistent with Appendix 5.
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The classification system and corresponding response actions should be consistent with Appendix 7 and
Ref. [18].
The protective actions should be recommended immediately upon declaration that a specific class of
emergency exists (before a release or environmental monitoring) (see Element 7.2) and revised on the
basis of later monitoring (see Element A7.3) consistent with Appendix 11 and Ref. [18].
A4.5 Arrange for officials off the site who are responsible for making decisions on protective actions for
the population within the PAZ/UPZ to make such decisions promptly upon the notification of a radiation
emergency (4.49).
This applies to all jurisdictions within the PAZ or UPZ irrespective of national boundaries. Other States
within the emergency zones should establish bilateral or multilateral agreements that provide for rapid
and direct notification by the facility.
The decision making should be the responsibility of an off-site official available 24 hours a day and
should not require meetings or other time consuming activities. Off-site officials should arrange to
promptly consider the recommendations issued by the facility (see Element A4.4) and determine and issue
a warning signal and instructions on protective actions for the public within the PAZ and UPZ within the
time objectives stated in Appendix 10.
Decision makers should be trained in the protective action strategy and should participate in exercises.
Training should include the basis of the protective action recommendations and reasons why additional