Discovered Ra-226 source in transport container containing scrap metal.


Print View Posted on: 13 February 2020

Event Date: 12 December 2019 Event Type: Radiation Source
Event Location: Norway, Hermod Teigen AS, Egersund, Norway INES Rating: 1 (Provisional)

Ra-226 source found, activity estimated to 73 MBq, indications suggest it is a Static Eliminator, manufactured before 1970. Dose rate at surface 850 microSv/h and at 1 meter 15 microSv/hour.

There has been no release or significant doses to workers or members of the public (max worker dose of the order of 1-5 mSv (if shift is 8 hours/day over 4 days and maintaining a constant contact to the part of the container where the source was located. Therefore, likely Category 0 on basis of people and the environment.

The

INES Rating: 1 - Anomaly (Provisional) as per 13 December 2019
Release beyond authorized limits? No
Overexposure of a member of the public? No
Overexposure of a worker? No

Contamination spread within the facility? No
Damage to radiological barriers (incl. fuel damage) within the facility? No

Degradation of Defence In-Depth No

Person injured physically or casualty? No
Is there a continuing problem? No

Monica Dobbertin
Norwegian Radiation and Nuclear Safety Authority

Monica.Dobbertin@dsa.no
http://dsa.no
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