On 11/5/06, the Kentucky Department for Environmental Protection (KYDEP) notified the EPA Region 4 Emergency Response and Removal Branch (ERRB) of a mercury release at the Calloway Middle School in Murray, KY. A detailed NRC Report was filed by the Calloway County Emergency Management Agency (NRC 817228).
For additional information, visit the
The incident, which was reported to the Kentucky Poison Control Center on 11/4/06, originated when a thirteen year old female student brought a small vial containing approximately 1-1.5 oz. of elemental mercury to onto a school bus on 10/30/06. From 10/30/06 to 11/3/06, the mercury was transferred among 13 or more students, while attending class. The incident was confirmed by Calloway County Emergency Management Agency, Purchase District Health Department, and KYDEP on 11/4/06 @2230 hrs., following confirmation of elevated mercury vapor readings inside the home where the mercury originally was stored, and on a school bus. After learning of the mercury release, the Calloway County School System was shut down on 11/5/06, at the recommendation of the Purchase District Health Department. On 11/6/2006, EPA OSC Smith and the Region 4 Superfund Technical Assessment and Response Team (START) were dispatched to oversee cleanup activities.
From 11/6/06 through 11/11/06, assessment and cleanup activities were conducted at the school and over 50 offsite locations where mercury was tracked throughout the community. EPA demobilized on 11/11/06, marking the end of the emergency phase for this incident.