On 6 February 2018, Aminex plc reported a resources upgrade for the Ntorya gas field, in the Ruvuma PSA following the completion of a competent Personâs Report (CPR). Pmean GIIP increased from 1.3 Tcf (reported in September 2017) to 1.87 Tcf. Ntorya 2C gross contingent resources increased to 762.8 Bcf.  In April 2017, after the successful drilling of Ntorya 2 in March 2017, the company increased the Pmean GIIP from 153 Bcf to 466 Bcf. P90 GIIP was increased from 31 Bcf to 62 Bcf while the P10 GIIP was increased from 332 Bcf to 1.13 Tcf. Aminex operates the Ruvuma PSA, located onshore and offshore in the Ruvuma Basin, southern Tanzania. It comprises three main blocks, Lindi License (Ruvuma Exploration Area), Mtwara Exploration Licence and the Ntorya Appraisal License, which total 3,447 sq km. The current interests in the Ruvuma PSA are shared between Aminex plc (through its subsidiary Ndovu Resources Ltd), operator with 75% interests, and Solo Oil with 25%.  Aminex applied for a development lease for the Ntorya Appraisal License and was working with io oil and gas consultancy to prepare a gas commercialisation plan. According to io, a gas development project with three wells for Ntorya could be viable.
Tanzania (Ruvuma B.) ? op. by AMINEX (75.0%, SOLO OIL 25.0%) in Mtwara block