Radius of the Vulnerable Zone : The maximum distance from the point of release of a hazardous substance at which the airborne concentration could reach the level of concern (LOC) under specified weather conditions
Davis County Government Information Systems, Davis County Admin Building, Community Awareness and Emergency Response (CAER) Program, Glossary of Terms, Farmington, Utah, USA 2015. http://www.co.davis.ut.us/sheriff/divisions/emerge ncy_services/emergency_management/ documents/Emergency%20Operations%20Plan/Glossary .pdf, (CBRNE - Amer) {976}