WTC Primary School is located at Enugu North, one of the municipal local government areas in the Coal City State.
Residents say that this is the second explosion as the first bomb went off Friday night.
Reports say that the police anti-bomb unit at the scene just carried out two controlled explosions.
The latest controlled explosion was carried out around 9:05 am, few minutes after the Enugu Police Commissioner, Dan Bature, arrived the scene
Although journalists are still unable to gain entrance to exact spot, a source said the bomb was laden in a Honda Jeep.
The situation as expected has created panic and pandemonium in the area leaving voters to run for their dear lives