Warburton Basin

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 warburton basin location map
Age Cambro-Ordovician
Area in South Australia ~45 000 km2 (~17 370 sq. miles) east of Birdsville Track Ridge.
Depth to target zones 1400 - 3600+ m
Thickness 1800+ m
Hydrocarbon Shows ~30 oil and 60 gas shows recorded beneath SW Cooper Basin
First commercial discovery 1990 oil (Sturt 6), 1990 gas (Moolalla 1)
Identified reserves Not available
Undiscovered resources (50% prob.) Not determined
Production Not determined
Basin type Polyphase foreland, rift/sag
Depositional setting Carbonate./ siliciclastic shelf, slope and basin above volcanics
Reservoirs Fractured dolomite, volcanics, sandstone
Regional structure Flat to steeply dipping; folds, thrust faults
Seals Local intraformational seals; relies mainly on altered zone at boundary with Cooper Basin
Source rocks Currently no known indigenous source; gas and oil from downdip Cooper Basin source rocks
Depth to oil/gas window Not applicable - Warburton plays trap Permian oil and gas
Number of wells ~420
Seismic line km 82 402 2D; 9 063 km2 3D