An EOC is used to support on-scene activities through the prioritization of activities and the allocation of available resources. A major function within the EOC is communications between the emergency response team, business continuity team, crisis communications team and company management. Emergency Operations Center An emergency operations center (EOC) is a physical (e.g., a conference room) or virtual (e.g., telephone conference call) location designed to support emergency response, business continuity and crisis communications activities.