Stolen Category 2 Source

Print View Posted on: 15 March 2023

Event Date: 09 March 2023 Event Type: Radiation Source
Event Location: United States of America, Houston, TX / Statewide Maintenance Company INES Rating: 2 (Final)

On March 9, 2023, a radiography camera containing a 4.48 TBq (121 Ci) Ir-192 source was stolen from a licensee’s truck. The radiography crew left the job site to get food at a restaurant. The radiographers failed to set the alarm on the dark room of the truck and left the key for the transport box of the radiography camera in the dark room. When they went back to the job site, they discovered that the device was missing. A search was conducted; however, the device was not found. Security footage at the fast-food restaurant was reviewed but the truck was not in the field of view of the cameras. Licensee personnel are conducting a search for the device, in coordination with Texas state regulators. Local pawn shops and scrap dealers will be notified about the theft. Local law enforcement was contacted. Based on activity, the source involved in this theft was Category 2. EN56396

INES Rating: 2 - Incident (Final) as per 09 March 2023
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 Yes

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

Todd Smith
Nuclear Regulatory Commission (NRC)
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