Several full-service air medical transport systems based throughout Arizona provide safe and rapid transports by helicopter of critically ill and injured patients.The aircraft respond to NCCH trauma calls 24/7/365, allowing a quick emergency response time. These air medical transport helicopters have overlapping service areas of coverage in Southeastern Arizona, which ensures a helicopter is readily available to serve the needs of the community. Lifenet 8 (owned by Air Methods) has a base and is stationed here, but any helicopter can land and use the pad and transport to or from NCCH.Air evacuation teams are composed of clinical, aviation, maintenance and communications personnel.