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Balnaves 1 - Otw

Otway, South Australia

Balnaves 1 - Otw is a petroleum well in the Otway, South Australia, operated by Origin, drilled to a total depth of 2,874 m.

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Well Information

Well Name
Balnaves 1 - Otw
Basin
Otway
State
South Australia
Classification
NEST
Operator
Origin
Driller
ODE
Data Summary
Partial WDS Available

Drilling Data

Total Depth
2,874 m
Datum Elevation
61.7 m
Spud Date
27/05/2001
Completion Date
24/06/2001
Permit
PEL 32
Rig
Rig 30

Location

Latitude
-37.4474
Longitude
140.7045

Comments

Well has same name as Balnaves 1 in Carnarvon basin

Available Log Data

2
Log Streams
41
Curves
616,765
Data Points
86,010
Metres

Borehole Geometry (3 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
DEVI 840 m 2869 m 2029 m
HAZI 840 m 2869 m 2029 m
P1AZ 840 m 2869 m 2029 m

Caliper (4 curves)

Borehole diameter measurements indicating hole condition and washout zones.

Curve Start End Interval
C1 848 m 2869 m 2020 m
C2 848 m 2869 m 2020 m
HDA1 840 m 2869 m 2029 m
HDAR 848 m 2865 m 2016 m

Chromato (5 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
ETHA 845 m 2873 m 2028 m
IBUT 1924 m 2799 m 874 m
METH 630 m 2874 m 2243 m
NBUT 2272 m 2799 m 527 m
PROP 1877 m 2874 m 996 m

Density (4 curves)

Bulk density measurements for porosity calculation and lithology identification.

Curve Start End Interval
HDRA 851 m 2869 m 2018 m
HPRA 851 m 2869 m 2018 m
PEFZ 851 m 2869 m 2018 m
RHOZ 851 m 2869 m 2018 m

Dip and Scan (2 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
DDA 861 m 2865 m 2004 m
DDIP 861 m 2865 m 2004 m

GR (4 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
ECG1 840 m 2869 m 2029 m
ECGR 17 m 2862 m 2844 m
GR 17 m 2862 m 2844 m
GR1 840 m 2869 m 2029 m

Miscellaneous (4 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
DEPT 17 m 2871 m 2853 m
DEPT 17 m 2874 m 2857 m
SW 851 m 2869 m 2018 m
VCL 851 m 2869 m 2018 m

Mudlog (2 curves)

Well log curves recorded during wireline logging operations.

Curve Start End Interval
ROP 17 m 2874 m 2857 m
TGAS 17 m 2874 m 2856 m

Neutron (2 curves)

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

Curve Start End Interval
NPHI 17 m 2863 m 2845 m
TNPH 17 m 2863 m 2845 m

Resistivity (8 curves)

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

Curve Start End Interval
HART 851 m 2871 m 2019 m
HLLD 851 m 2871 m 2019 m
HLLG 851 m 2871 m 2019 m
HLLS 851 m 2871 m 2019 m
HMIN 851 m 2869 m 2018 m
HMNO 851 m 2869 m 2018 m
HRM 851 m 2871 m 2019 m
RXOZ 851 m 2869 m 2018 m

Sonic (2 curves)

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

Curve Start End Interval
DT 848 m 2866 m 2017 m
DTL 848 m 2866 m 2017 m

SP (1 curves)

Spontaneous potential logs measuring natural electrical potentials for permeability indication.

Curve Start End Interval
SP 851 m 2845 m 1994 m

Location Map

Nearby Wells