Realitos - The owner of a home on the 4400 block of Cadena Street in Realitos that was lost in an early Sunday morning structure fire believes someone intentionally set it on fire, officials stated.

Benavides and San Diego Fire Departments were dispatched to the residence around 5 a.m.

When the fire departments arrived the home was fully engulfed in flames and firefighters quickly went into defensive fire attack mode.

The fire was extinguished but the home was a total loss.

According to SDFD Captain Robert Valdez, the fire started in the water heater room however, they do not known if the fire was arson.

No one was home at the time.