Mr Ohwodiasa urged consumers to report any petroleum marketer who indulged in sharp practices to the regulatory body for appropriate action.
The police command in the state said it had launched a manhunt for the fleeing suspects to apprehend and prosecute them.
Operatives arrested the suspected leader of the gang, Emmanuel James, on May 11.
An eyewitness said some people who were angry about the non-availability of cash in banks and the rejection of the old naira notes protested and set ablaze two vehicles around Express Junction and Ovwian
The police command in Delta has confirmed the death of two armed robbery suspects after a gun duel in Owvian Aladja, Udu local government area.
The Delta State Police Command appear to have ramped up their crackdown on criminals who continue to wreak havoc in the state.
