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Brunei - Block L and Lempuyang-1 Well - Drilling Report

 

Highlights:
 
 - Gas charged sands interpreted in three target horizons
 - Lempuyang-1 reached final Total Depth at 3220m MDRT (2817 mTVD)
 - AED is planning testing of Lempuyang-1
 
AED is pleased to advise that the exploration well Lempuyang-1 has reached final Total Depth (TD) at 3220m Measured Depth from Rotary Table (MDRT) (2817m True Vertical Depth (TVD)). The preliminary interpretation of the logs of the well suggests gas charged reservoirs at each of the target horizons: Blue, Pink and Green.
 
AED is optimistic with respect to the commerciality of the Lempuyang prospect and plans to proceed with a testing programme for the Lempuyang-1 well. If the testing of the Lempuyang-1 well proves successful, AED will likely drill an appraisal well to further assess the Lempuyang prospect, with a view to moving to a full plan of development.
 
Drilling Update:
 
The drilling and wire-line logging of the Lempuyang-1 exploration well is now complete and the 4.5" liner is being set in preparation for the testing of the well. The TD was set above the original proposed depth of 3500m MDRT because of drilling challenges associated with managing overpressures in the well. Overpressure was expected and accounted for in the original well design. However, several significant gas kicks encountered whilst drilling meant that the design needed to be modified to suit the conditions. AED is satisfied that the Red, Blue and Pink horizons have been fully penetrated and assessed in Lempuyang-1. However, only the upper section below the Green horizon was intersected. The Company believes that the Green horizon can be more thoroughly assessed by future appraisal drilling.
 
The preliminary interpretation of the logs indicates possible gas charged reservoirs at each of the target horizons: Blue, Pink and Green (Figure 1). Due to technical issues and elevated risk, no pressure or samples were obtained in the key target intervals below 2840m MDRT. AED has been pleased throughout the drilling of the well, with gas and cuttings shows starting at 1430m MDRT and extending to the TD.
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