Although the operator said the field began producing ahead of its planned start-up date, first oil from the OML 130 project was originally due to flow late last year.
Akpo holds proven and probable reserves estimated at ?620 million barrels of 50 degrees API condensate and more than 1 trillion cubic feet of gas.
The plateau production rate of 175,000 barrels per day of condensate and 320 million cubic feet per day of gas is expected to be reached around the middle of this year.