The blast, suspected to be caused by dynamite, caused damage to buildings and property at the All Progressives Congress secretariat along Aba Road in Port Harcourt, the capital of Rivers State, Okay.ng reports.
The explosion destroyed the gate, doors, windows, and other property at the secretariat.
This is the second time this year that the Chief Tony Okocha-led APC has experienced such an attack at its secretariat.
The incident occurred as the local government elections were set to take place in the state, with the Rivers State Independent Electoral Commission confirming on Friday that all sensitive materials had been distributed to the various local government areas.
A video of the scene showed workers at the facilities assessing the extent of the damage.
The spokesperson for the state police command, Grace Iringe-Koko, stated that she had not yet received a report on the incident but promised to provide further information.
The party has not issued a statement on the incident.
Details later………