Janesville Fire and Police Units responded to a possible residential fire on Prairie Avenue in Janesville for smoke showing from the rear of the structure.

On arrival JFD units observed smoke showing from the second-floor apartment of a two-unit multiple family residence. Units quickly ascended to the upper apartment and extinguished a fire that had engulfed the kitchen.

The resident of the upper apartment was treated and transported to Mercy Hospital with non-life threatening injuries. The fire was isolated to the upper apartment, but the entire structure sustained smoke and water damage.

Damage to the property was estimated at $40,000.

The cause of the fire is undetermined after investigation and all the occupants are staying with family or friends.