COMPOSITIONAL DATA : GAS : GAS PROPERTIES Puffin Fm RFT ...

APPRAISAL AND DEVELOPMENT DRILLING :Corallina-2 was completed as a future oil producer in April 1998.RESERVES :Initial Oil : 97.6 MMbblsRemaining Oil: 55.9 MMbbls (at end 2001)Source: Northern Territory Department of Business Industry and ResourceDevelopment, 2002.REMARKS:Commercial oil production from a combined Corallina/Laminaria development commenced inNovember 1999. Two production wells on Corallina and a further four on Laminaria are connected viasub-sea completions and flowlines to an FPSO (the Northern Endeavour) moored between the two fieldsin 390 metres of water. Surplus gas is reinjected into the reservoir via a single, dedicated gas disposalwell.At date of publication, the Corallina/Laminaria oil fields were held under Production License AC/L5.STRATIGRAPHY (Corallina-1) :AGE UNIT FORMATION TOP(mKB)Undifferentiated 433.0Oliver Formation 897.0WOODBINE Cartier Formation 1763.0TERTIARY GROUP Upper Hibernia Fm 1811.0Lower Hibernia Fm 2374.0Grebe Fm equivalent 2583.0Johnson Formation 2788.0BATHURST Undifferentiated 2793.0CRETACEOUS ISLAND Wangarlu Formation 2824.0GROUP Darwin Formation 2924.0FLAMINGO Upper Flamingo Gp 2950.0JURASSIC GROUP Lower Flamingo Gp 3122.0Laminaria Formation 3154.0TROUGHTON GP Plover Formation 3284.0