St. Lucie County Fire District divides the County into three response areas which are comprised of one Division Chief and two Battalion Chiefs. The Battalion Chief is responsible for the area in which they are assigned.

Battalion Chief 2

Battalion Chief 2 is housed at Station 17 in Tradition and is responsible for the operations of station's 10, 11, 14,16, and 17; as well as the Emergency Operations Center.

Western Zone

Battalion Chief 2 responds to all major incidents in the Western area of the county, which include:

• Brennity Assisted Living Complex
• Emergency Operations Center
• Emergency Response (ER) at Darwin Square
• Martin Medical Center
• Tradition Hospital and the Biotech Corridor
• Two Residential Airparks
• Two Water Treatment Plants

Major thoroughfares include I95, Florida Turnpike, Gatlin Boulevard, St. Lucie West Boulevard and Crosstown Parkway. Areas of complexity within the zone involve 1000s of acres of agricultural property and farmland.

Battalion Chief 3

Battalion Chief 3 is housed at Station 3, across from Sportsman Park and is responsible for the operations of station's 3, 5, 6, 8, 12 and 13.

Southeast Zone

Battalion Chief 3 responds to all major incidents in the Southeast area of the county, which include:

• City Center Complex
• Port Saint Lucie City Hall
• Port Saint Lucie Police Department complex
• The Saint Lucie Medical Center
• The Saint Lucie Nuclear Power Plant
• Numerous nursing homes and assisted living facilities
• Psychiatric Hospital

Major thoroughfares include US-1, PSL Boulevard, Prima Vista Boulevard., the Crosstown Parkway and parts of the Florida Turnpike. Areas of complexity within the zone involve approximately 3000 acres of the Savannahs State Preserve, the Intracoastal Waterway and the Saint Lucie River with its many tributaries.