The State provided the following information via facsimile:
This is a notification of a potential overexposure. [A technician] was repairing a leak on a high pressure line on a cyclotron. While testing the pressure line, the target unload line at the bottom of the target came lose. This resulted in a mist of water containing F-18. This mist contaminated [the technician's] lab coat. The lab coat was removed with the personnel monitoring badge attached and put behind some lead shielding for decay. This occurred on a Friday so the lab coat was [resurveyed on Monday morning] and was not contaminated. [The technician and] the rest of his clothes [were] not contaminated. This is how the facility believes the overexposure of 12 Rem occurred. The facility has put the following in place as corrective action: The technician will share his maintenance work with another qualified operator for the next six months. Chirping personal dosimeters will be worn during high dose maintenance. Instruction will be given concerning the hazards of radioactivity under pressure. All personnel will report any worker contamination to the RSO within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />.
LA Event Report ID No.: LA050004