Anadarko Petroleum Corp. and Eni SPA have reached an agreement with the Mozambique government to develop 24 tcf of natural gas reserves from the Prosperidade and Mamba reservoirs offshore the northern tip of Mozambique.
Prosperidade, estimated to hold 17 to 30 tcf or more of recoverable gas, includes the Windjammer, Barquentine, Lagosta, and Camarao discoveries and five subsequent appraisal wells (OGJ Online, Apr. 4, 2012). Eni estimates gas in place at the Mamba Complex at 75 tcf (OGJ Online, July 29, 2013).
The Unitization and Unit Operating Agreemnent (UUOA) cover Offshore Area 1 and Area 4, which both operators separately developing 12 tcf from their respective blocks. The UUOA is subject to final approval by the Mozambique government.
Anadarko is the operator of 2.6-million-acre Offshore Area 1 with 26.5% working interest. Partners include Mozambique state-owned Empresa Nacional de Hidrocarbonetos EP (ENH) 15%, Mitsui E&P Mozambique Area 1 Ltd. 20%, Beas Rovuma Energy Mozambique Ltd. 10%, BPRL Ventures Mozambique BV 10%, ONGC Videsh Ltd. 10%, and PTTEP Mozambique Area 1 Ltd. 8.5%.
In addition, Anadarko has signed a memorandum of understanding with the Mozambique government to provide 100 MMcfd (50 MMcfd/train) from Offshore Area 1 for domestic use in Mozambique’s LNG facilities.
Eni operates Area 4 with a 50% indirect interest owned through Eni East Africa, which holds 70% of Area 4. Partners include Galp Rovuma 10%, Kogas Mozambique 10%, and ENH 10%. CNODC owns a 20% indirect participation in Area 4 through Eni East Africa.