What percentage of the annual occupational dose limit triggers the need for personnel monitoring?

The percentage of the annual occupational dose limit that triggers the need for personnel monitoring is set at 10%. This threshold is significant because it serves as an early indicator that a worker may be approaching limits of radiation exposure, allowing for appropriate precautions and monitoring to be enacted. Monitoring at or beyond this level is crucial for ensuring the safety of personnel who may work in environments where they could be exposed to ionizing radiation.

Maintaining exposure within safe limits is essential not only for compliance with regulatory standards but also for the health and safety of workers over time. By implementing monitoring at this threshold, it provides an effective means to track and manage radiation exposure, thereby minimizing the risks associated with occupational radiation.