The first Appraisal well- Otakikpo 02 was drilled in 1981 and this was followed by the second Appraisal well-Otakikpo well 03 in 1986. Hydrocarbons were established in five reservoirs at four levels by wells –Otakikpo 02 and Otakikpo 03 in two fault blocks. Four of the Reservoirs C5.000B,C6.000B,C7.000B and E1.000A are oil bearing. The C6.000B is a reservoir with a primary gas cap.
