Station 4 is located on the east side of I-19 on Ruta Camaron, in a predominantly residential area. The square footage of the station is 9,214 and was built in 2010 for a cost of $3.9 million as a result of a voter-approved bond. Two personnel are located at Station #4, providing advanced life support (paramedic) emergency medical and fire response. Station #4 personnel respond to elementary schools and assist Rio Rico Fire District with emergency calls just south of the station’s coverage area.