| Location | 500km offshore north-west of Darwin |
| blocks of Cooperation | 91-12 (60%) and 91-13 (40%) within area a of the Zone |
| Bayu | |
| Discovered | bayu 1 |
| oil Column | 155m gross gas/condensate column |
| Depth | 2954m |
| Testing | 90 million ft3/day gas 5250 bbl of condensate |
| Undan | |
| Discovered | 1995 10km northwest of Bayu |
| hydrocarbon Column | 139m gross was |
| Testing | 58 million ft3/day gas 3900 bbl condensate/day |
| condensate to gas Ratio | 74 barrels per million cubic feet |
| recoverable Reserves | 350-400 million barrels of hydrocarbon liquids 3.1-3.6 trillion cubic feet of gas |
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