The following was received from the State of
California via email:
On 05/18/18, RSO [radiation safety officer] contacted RHB [Radiologic Health Branch] to report an incident where one of their radiographic exposure devices was left unattended at a job site inside a refinery. Licensee reported that due to a miscommunication, around 6:00 am [PDT] on 05/18/18 a camera was left unattended in an uncontrolled unit within the Chevron Refinery, in Richmond, CA, for several hours before it was discovered and placed it under licensee's control. The camera involved is a Model Ir-100, S/N 4850, Source S/N 223D containing 86 Ci of Ir-192. RHB will be following up on this investigation. (Note: Currently, Qualspec, LLC is in the process of merging with another licensee, TEAM Industrial Services)
California ID # 051818
THIS MATERIAL EVENT CONTAINS A "CATEGORY 2" LEVEL OF RADIOACTIVE MATERIAL
Category 2 sources, if not safely managed or securely protected, could cause permanent injury to a person who handled them, or were otherwise in contact with them, for a short time (minutes to hours). It could possibly be fatal to be close to this amount of unshielded radioactive material for a period of hours to days. These sources are typically used in practices such as industrial gamma radiography, high dose rate
brachytherapy and medium dose rate
brachytherapy. For additional information go to
http://www-pub.iaea.org/MTCD/publications/PDF/Pub1227_web.pdf