Records data into the computer system regarding radio and telephone communications, location of personnel and equipment; in the event of an emergency situation, maintains on-going contact with the responding personnel and keeps them informed of all incoming pertinent information; keeps track of various information such as traffic lights out and streets closed and keeps emergency personnel informed. Dispatches police and other response vehicles for emergencies; broadcasts nature, location and time of incident; contacts all required personnel and other local concerns such as the fire department in the event of an emergency situation; ensures the presence of reserve units by contacting personnel designated for call-back; relays information as required.