NORFOLK, Neb. -- Around 7:00 p.m. on Tuesday night, fire crews responded to a house fire in the 1400 block of Eldorado Road. 

The fire, which was started by a propane grill, caused severe damage to the main floor and the roof of the house. The rest of the property sustained heavy water damage.

When News Channel Nebraska arrived on the scene, the Norfolk Fire Division said they were still in "defense-mode," and continuing to put out the rest of the fire. 

According to Norfolk Fire Capt. Scott Bonsall, it took approximately 50 firefighters and six rigs about two hours to control the fire, and another 2.5 hours to overhaul the structure.

Mutual aid was provided by departments from Hadar, Hoskins/Woodland Park, Battle Creek and Pierce, as well as Norfolk Ambulance and Madison Rescue.

Norfolk Fire and Rescue was assisted by Norfolk Police, Red Cross, NPPD and Black Hills Energy.

There were no firefighters or civilians injured during the incident however there were multiple firefighters treated for heat exhaustion.