The Alpine Fire Protection District works with the County of San Diego to provide pre-hospital emergency medical services to the community of Alpine. The District operates a paramedic engine company 24 hours a day. The County of San Diego has a contract with Mercy Medical Transportation to provide paramedic transport service. The Mercy ambulance is stationed in Alpine and also provides transport service to the communities of Crest, Harbison Canyon, Dehesa, Pine Valley, and Descanso. When a patient requires transport to a trauma hospital, often times an air ambulance will be called. Mercy Air and Reach Air provide medical transport service in the County of San Diego.