Employees of the Tihange nuclear power plant in the Belgian town has been evacuated, according to reports from Flemish media outlet VTM.
The causes for the evacuation were not immediately made known.
The threat level in Belgium was raised to its highest - 4 - from the previous 3 following explosions at Brussels airport and on a city subway train in which at least 34 people were killed and over 170 injured.
--Indo-Asian news Service
ahm/vm