Beanbush successful., page-352

in 2011, Santos acquired Eastern Star Gas Limited with 2+TCF gas reserves at the Narrabri Gunnedah Basin for a total value of $1 billion.

https://www.theaustralian.com.au/news/santos-to-buy-eastern-star-gas-in-924m-deal/news-story/1de75dda98a5339cd791a0e6d0248d7e


Eastern Star Gas company profile
"Eastern Star Gas (ESG) is an Australian Coal Seam Gas exploration, development and production company. ESG’s focus is the
Narrabri Coal Seam Gas Project, centred on Petroleum Exploration Licence 238 adjacent to the township of Narrabri in the
northwest of New South Wales, Australia. ESG holds a 65% interest in and is Operator of the project. Santos holds the
remaining 35% project interest.

PEL 238, and adjacent ESG operated permits, cover more than 41,800 km² (10.4 million acres) of the Gunnedah Basin.
Production testing is underway at several locations, with lateral production pilots delivering outstanding results. 2P gas
reserves of 1520 Petajoules (1441 BCF) and 3P gas reserves of 2797 Petajoules (2,651 BCF) have been independently
certified as at 31 Dec 2009. Contingent Resources of 6128PJ (5800 BCF) were independently certified in February 2009"