CLEVELAND, TN. (WRCB) -- Some Bradley County residents are homeless, following a Thursday night fire at an apartment complex.

Bradley County EMS Spokesman Stan Clark says units responded to the Smokey Mountain Apartments on 64 Highway shortly after 6:00 p.m.

Fire officials say the fire started in the middle of the building and eventually spread to all 16 units, making it a total loss.

Paramedics and EMT's treated at least 10 firefighters on the scene who mainly suffered from heat related issues with oxygen and IV fluids

One firefighter was transported to Sky Ridge Medical Center for possible smoke inhalation. Two residents were treated on the scene for minor issues.

Fire Chief Steve Haun says there wasn't a hydrant, forcing crews to bring in water with a truck.

The cause of the fire is unknown and is being investigated.