12:13 Hours/ 145 N 6th Street/ Box 0103/ C Platoon-
Engine 3 crew was in front of 145 N 6th Street when they noticed smoke pushing out of basement vent. Engine 3 notified Car 1 they were investigating a smoke condition at the Haven Behavior building. Security led E3 crew down to the basement where they found a moderated smoke condition with water flowing. E3 notified Car 1 of the initial findings and the box was transmitted. Upon investigation Engine 3 located a fire alarm panel on fire in the basement which was being contained by an activated sprinkler head. The sprinkler system was isolated to reduce water damage and members opened up to check for any extension. The box alarm was knocked back to E3 and L3 per Car 1. Crews ventilated the smoke from the structure and turned the scene over to the Fire Marshal to investigate. No injuries reported.