Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Multiple agencies, including the Waterville, Winslow, Fairfield and Oakland fire departments, battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville.

Multiple agencies battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Multiple fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville.

Multiple agencies, including Waterville, Winslow, Fairfield and Oakland fire departments, battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville.

Multiple fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

Waterville, Winslow, Fairfield and Oakland fire departments battle a fully-involved apartment building fire Thursday on Carey Lane in the South End of Waterville during the early morning hours.

The back part of the home at Carey Lane that caught fire Thursday was just a shell. The remains of the barn or garage structure were a pile of black rubble. Waterville police and Central Maine Power Co. were at the scene during the fire, and the city's public works department helped clear debris.