Polda Basin

Detailed Report
Petroleum Geology of
South Australia
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 polda basin location map
Age Neoproterozoic - Jurassic
Area in South Australia 10 000 km2  (3860 sq. miles)
Depth to target zones 300 - 700 m
Thickness 300 - 2000 m.
Hydrocarbon shows None
First commercial discovery None
Identified reserves Nil.
Undiscovered resources (50% prob.) Not determined.
Production Nil
Basin type Intracratonic graben or rift valley
Depositional setting Fluvioglacial to fluviolacustrine
Reservoirs Fluvial and lacustrine sandstones
Regional structure Complex dextral wrench faults, diapirs (Neoproterozoic); tensional (Mesozoic)
Seals Intraformational shale or evaporite
Source rocks Non-marine shale, coal
Depth to oil/gas window Unknown
Number of wells 3 offshore, 5 stratigraphic onshore, numerous coal wells onshore
Seismic line km 111 2D onshore, 3559 2D offshore