Vulnerable Zone 1 : An area over which the airborne concentration of a chemical involved in an accidental release could reach the level of concern (LOC)
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}