Columba 1 ST1
Columba 1 ST1 is a petroleum well in the Browse, Northern Territory, operated by Nippon, drilled to a total depth of 4,114 m.
Well Information
Drilling Data
- Total Depth
- 4,114 m
- Datum Elevation
- 22.0 m
- Spud Date
- 08/03/1999
- Completion Date
- 10/05/1999
- Permit
- ACP 23
- Rig
- Ocean Epoch
Location
- Latitude
- -12.9907
- Longitude
- 124.1872
Comments
Interim copy
Available Log Data
Other (6 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DTCS | 1895 m | 4105 m | 2209 m |
| DTSS | 3503 m | 4101 m | 598 m |
| FDIP | 3509 m | 4086 m | 576 m |
| FDIR | 3509 m | 4076 m | 566 m |
| SDIP | 3518 m | 4083 m | 565 m |
| SDIR | 3518 m | 4081 m | 563 m |
Borehole Geometry (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEV | 3507 m | 4117 m | 610 m |
Caliper (4 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CAL | 1893 m | 4114 m | 2221 m |
| CAL1 | 3507 m | 4117 m | 610 m |
| CAL2 | 3507 m | 4117 m | 610 m |
| CAL3 | 3507 m | 4117 m | 610 m |
Chromato (5 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| BUTA | 4075 m | 4103 m | 28 m |
| ETHA | 2914 m | 4114 m | 1200 m |
| METH | 564 m | 4115 m | 3550 m |
| METH | 564 m | 1550 m | 985 m |
| PROP | 3576 m | 4115 m | 539 m |
Density (3 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| PE | 1895 m | 4119 m | 2224 m |
| ZCOR | 1895 m | 4115 m | 2220 m |
| ZDEN | 1895 m | 4115 m | 2220 m |
Dip and Scan (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DAZ | 3507 m | 4117 m | 610 m |
GR (5 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| GR | 202 m | 4110 m | 3907 m |
| GR1 | 3506 m | 4109 m | 602 m |
| K | 1855 m | 4083 m | 2228 m |
| TH | 1855 m | 4083 m | 2228 m |
| U | 1855 m | 4082 m | 2227 m |
Miscellaneous (3 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPT | 223 m | 4116 m | 3893 m |
| DEPT | 202 m | 4119 m | 3916 m |
| DEPT | 222 m | 1559 m | 1337 m |
Mudlog (6 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| ROP | 224 m | 4116 m | 3891 m |
| ROP | 222 m | 1558 m | 1336 m |
| TGAS | 565 m | 4115 m | 3550 m |
| TGAS | 565 m | 1549 m | 984 m |
| WOB | 223 m | 4115 m | 3892 m |
| WOB | 222 m | 1559 m | 1337 m |
Neutron (1 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| CNC | 1885 m | 4112 m | 2227 m |
Resistivity (5 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| RD | 1894 m | 4109 m | 2214 m |
| RMLL | 1894 m | 4113 m | 2218 m |
| RS | 1894 m | 4109 m | 2214 m |
| WRM | 3446 m | 4106 m | 660 m |
| WTBH | 3446 m | 4106 m | 660 m |
Sonic (4 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 1892 m | 4099 m | 2207 m |
| DT24 | 1895 m | 4098 m | 2203 m |
| DTS | 1892 m | 4099 m | 2207 m |
| DTSF | 3503 m | 4101 m | 598 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 1895 m | 4084 m | 2189 m |