Santos QNT Pty Ltd, a wholly owned subsidiary of Santos Ltd, spudded the Dilkera 5 oil appraisal well in PL 51, located in the Cooper-Eromanga Basin, on 25 November 2019. The well was drilled to a total depth of 1,168 m and was plugged and abandoned on 29 November 2019 after encountering oil shows.  Dilkera 5 formed part of a five-well development and appraisal programme at the Dilkera oil field that was undertaken during 2019. The well was designed to test the western limit of the field. Development wells Dilkera 4, 6, 7 and 8 were all drilled during the period 19 November 2019-14 December 2019 and successfully encountered oil. The Dilkera field was discovered in 1986 and has estimated 2P recoverable reserves of 0.52 MMbbl of oil.   PL 51 covers an area of 55 sq km and was awarded on 28 June 1990. Santos Ltd holds 100% operated interest via subsidiaries Santos QNT Pty Ltd (92.23% plus operatorship) and Vamgas Pty Ltd (7.77%).
Dilkera 5 (oil appraisal) PL 51, Cooper-Eromanga Basin - P&A, oil shows