“Within a radius of 500 m from the place of detection (bomb. - RT ) on Ulmensstrasse in the Derendorf district, up to 11,650 people must leave their homes,” the city’s official Twitter account said.

In einem Radius von 500 Metern (Gefahrenbereich A) um die Fundstelle in #Derendorf an der Ulmenstraße müssen bis zu 11.650 Menschen ihre Wohnungen verlassen. #dbombe

- Stadt Düsseldorf (@Duesseldorf) January 17, 2020

The authorities also clarified that the railway connection between Düsseldorf and Duisburg would not be interrupted during clearance.

On January 12, emergency services of Dortmund evacuated about 14 thousand people due to the discovery of aerial bombs from World War II.