Aerostat Radar Blimp

- Sierra Vista hosts a Tethered Aerostat Radar System (TARS)
- This system is a surveillance blimp that monitors the border for illegal drug activity
- Maximum altitude is 3,000 feet
- The blimp is 208 feet long and filled with 420,000 cubic feet of helium
- The blimp is managed by border patrol agents 24/7 and has day and night cameras