An explosion has reportedly hit Sabon Gari area in Kano state.
The explosion was said to have occurred near a primary school on Tuesday.
It is unclear the cause of the explosion.
The incident has caused panic in Sabon Gari.
Four people were reportedly killed in the explosion, while some sustained injuries and have been taken to hospital.
Reacting to the development, Muhammad Garba, Kano commissioner of information, said the explosion occurred at an animal feed store opposite the school along Aba road.
Garba said an investigation into the explosion has commenced to ascertain the cause of it.