A warehouse for car tires caught fire in Schöppenstedt (Wolfenbüttel district) on Tuesday night.
The house, which is apparently used as a workshop, has been on fire since the early hours of the morning, said a police spokesman.
Because of the extreme smoke development, several streets were closed.
Residents were asked to keep the windows and doors closed.
Schöppenstedt - According to initial findings, nobody was injured.
According to the spokesman, the fire brigade was still busy with the extinguishing work in the morning.
The police investigations into the cause of the fire have been started.
dpa