Feb. 16, 2011 reported house fire, Engine 5 reports working fire on arrival.  Engine 5 advanced attack line into first floor and discovered fire to be located in the basement.  Engine 5 crew advanced line into basement to attack fire with backup from Engine 2 crew.  Ladder 2 performed ventilation and search while Engine 4 and Ladder 1 checked for fire extension on second floor and attic areas.  Fire contained to basement and fire investigation team responded for determination of cause.