Apartment Building, Residential Rochester, MN – Apartment kitchen fire is put out by sprinkler system; No injuries March 4, 2018 viking210 The Rochester Fire Department says it was called to Oak Ridge Apartments on North Broadway around 5:22 pm Friday and found fire alarms sounding and light smoke coming from a second floor unit. The flames were put out by a sprinkler head in the apartment before firefighters arrived, but crews cleared out the smoke with ventilation fans and cleaned up the water to prevent any more damage. No one was injured but heat and flames damaged kitchen cabinets, an exhaust hood, and a stove top. The fire is being blamed on combustible material near the stovetop and is being called an accident.