Tirrawarra 20

Tirrawarra 20 is a petroleum well in the Cooper, South Australia, operated by Santos, drilled to a total depth of 2,977 m.

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Well Information

Well Name: Tirrawarra 20
Basin: Cooper
State: South Australia
Classification: NDOD
Operator: Santos
Driller: ODE

Drilling Data

Total Depth: 2,977 m
Datum Elevation: 42.4 m
Spud Date: 17/06/1982
Completion Date: 19/07/1982
Permit: -
Rig: Ideco 7-11 JR

Location

Latitude: -27.6861
Longitude: 140.1280

Available Log Data

Log Streams

Curves

189,533

Data Points

28,885

Metres

Caliper (3 curves)

Borehole diameter measurements indicating hole condition and washout zones.

Curve	Start	End	Interval
CALI	182 m	2965 m	2782 m
CALI	1639 m	2976 m	1336 m
CALS	1368 m	2967 m	1598 m

Density (3 curves)

Bulk density measurements for porosity calculation and lithology identification.

Curve	Start	End	Interval
DRHO	1692 m	2976 m	1284 m
PEF	1722 m	2976 m	1253 m
RHOB	1692 m	2976 m	1284 m

GR (3 curves)

Well log curves recorded during wireline logging operations.

Curve	Start	End	Interval
GR	22 m	2965 m	2942 m
GR	1368 m	2966 m	1597 m
GR	1639 m	2970 m	1330 m

Miscellaneous (1 curves)

Well log curves recorded during wireline logging operations.

Curve	Start	End	Interval
DEPTH	22 m	2976 m	2953 m

Neutron (1 curves)

Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.

Curve	Start	End	Interval
NPHI	1639 m	2971 m	1332 m

Resistivity (3 curves)

Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.

Curve	Start	End	Interval
LLD	1368 m	2974 m	1605 m
LLS	1368 m	2974 m	1605 m
MSFL	1368 m	2967 m	1598 m

Sonic (1 curves)

Acoustic travel time logs used for porosity estimation and seismic calibration.

Curve	Start	End	Interval
DT	182 m	2965 m	2782 m

SP (1 curves)

Spontaneous potential logs measuring natural electrical potentials for permeability indication.

Curve	Start	End	Interval
SP	1368 m	2964 m	1595 m