▁ 2 0 1 3 ▁after ▁the ▁license ▁was ▁granted ▁in ▁ 2 0 1 2 . ▁ ▁Production ▁The ▁Tw en eb oa ▁En yen ra ▁N tom me ▁O il ▁Field ▁began ▁oil ▁production ▁on ▁August ▁ 1 8 , ▁ 2 0 1 6 . ▁The ▁official ▁ceremony ▁to ▁start ▁production ▁was ▁performed ▁by ▁John ▁D ram ani ▁Mah ama , ▁the ▁President ▁of ▁Gh ana ▁at ▁the ▁time , ▁when ▁he ▁opened ▁the ▁production ▁val ve ▁on ▁the ▁Flo ating ▁Production ▁Storage ▁and ▁Off loading ▁V essel ▁F P SO ▁John ▁Evans ▁Att a ▁M ills . ▁The ▁first ▁production ▁phase ▁produced ▁ 2 3 , 0 0 0 ▁bar rel s ▁of ▁oil ▁daily ▁till ▁the ▁end ▁ 2 0 1 6 ▁and ▁is ▁project ed ▁to ▁be ▁ 8 0 , 0 0 0 ▁bar rel s ▁per ▁day ▁afterwards . ▁The ▁final ▁phase ▁of ▁the ▁project ▁will ▁have ▁ 2 4 ▁well s ▁in ▁total ▁with ▁a ▁mixture ▁of ▁water ▁injection , ▁gas ▁injection ▁and ▁production ▁well s . ▁Fore cast s ▁showed ▁that ▁the ▁T EN ▁O il ▁Field ▁will ▁produce ▁about ▁ 3 0 0 ▁million ▁bar rel s ▁over ▁a ▁ 2 0 - year ▁period , ▁ 8 0 % ▁of ▁which ▁will ▁be ▁oil ▁and ▁ 2 0 % ▁gas . ▁The ▁field ▁will ▁produce ▁ 8 0 , 0 0 0 ▁bar rel s ▁of ▁oil ▁and ▁ 1 8 0 ▁million ▁standard ▁cub ic ▁foot ▁of ▁gas ▁per ▁day