207 Fires Spread from one building to Additional Buildings

Sometimes a fire that starts in one structure spreads to another, due to the intensity of the fire or the close proximity of structures to one another. We call these "exposure" or extension fires, as the fire extends from one building to the next. 

207 Fires Spread to an Adjacent Building

Our research found that at least 207 fires, mostly residential, spread from one building to another.

67 Fires Spread to more than one building

At least 67 of these fires were severe enough that they spread to two or more buildings.

58 FIRES SPREAD FROM VACANT TO OCCUPIED

Fires that started in vacant homes spread to adjacent occupied homes, causing significant damage. 22 fires were in properties owned by Wayne County or the Detroit Land Bank Authority.

Exposure fire Severity over time

Damage is decreasing

The severity of damage caused by exposure fires began to decrease over the last three months of the year as broken hydrants were repaired and the number of engines responding to fires increased from two to three.

Distribution of exposure fires throughout the City of Detroit in 2015.

Distribution of exposure fires throughout the City of Detroit in 2015.