The gas firm has been able to sell the excess supply at a discount in the spot market.
The importation of petroleum products has remained a major financial burden to Nigeria.
The project will boost domestic gas consumption, power generation, and industrialization.
Nigeria’s external reserve position is now $9 billion years to date and down from its peak of $45.17 billion achieved.
Nigeria is striving towards complying fully with its OPEC+ cut obligations by mid-July.
NNPC to go further by publishing its previous audited accounts and in open data formats.
There is a need for efforts to be geared to pull the cost of producing a barrel of crude.
The madness behind the numbers
The NNPC also published the audited accounts of its 20 subsidiaries and business divisions.
Nigeria had previously failed at complying completely with its promised cuts in past months.