Firefighters say a heater placed too close to a wall sparked a house fire near Yankton.
Residents came home to find their house on fire and called 911 around 9:30 a.m. on Monday.
By the time firefighters arrived, the fire was intense and made it impossible for them to get inside.
Yankton's fire chief says the fire started in the garage and home is a total loss.
No one was seriously hurt.