Macedon 4
Macedon 4 is a petroleum well in the Carnarvon, Western Australia, operated by BHP, drilled to a total depth of 1,375 m.
Well Information
Drilling Data
- Total Depth
- 1,375 m
- Datum Elevation
- 25.0 m
- Spud Date
- 12/10/1994
- Completion Date
- 27/10/1994
- Permit
- -
- Rig
- Ocean Bounty
Location
- Latitude
- -21.5452
- Longitude
- 114.2150
Available Log Data
Caliper (2 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 818 m | 1339 m | 521 m |
| CALS | 240 m | 1331 m | 1090 m |
Chromato (2 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| MTEM | 198 m | 1347 m | 1149 m |
| MTEM | 800 m | 1347 m | 546 m |
Density (4 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 818 m | 1339 m | 521 m |
| LITH | 818 m | 1339 m | 521 m |
| PEF | 818 m | 1339 m | 521 m |
| RHOB | 818 m | 1339 m | 521 m |
GR (3 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| GR | 198 m | 1333 m | 1135 m |
| GR | 800 m | 1331 m | 530 m |
| GRAM | 825 m | 1372 m | 547 m |
Miscellaneous (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPTH | 198 m | 1374 m | 1176 m |
Mudlog (3 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| ROPS | 828 m | 1374 m | 546 m |
| RPMS | 828 m | 1374 m | 546 m |
| WBCS | 828 m | 1374 m | 546 m |
Neutron (2 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NPHI | 818 m | 1333 m | 515 m |
| TNPH | 818 m | 1333 m | 515 m |
Resistivity (10 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| LLD | 243 m | 1324 m | 1081 m |
| LLS | 243 m | 1324 m | 1081 m |
| MRES | 198 m | 1347 m | 1149 m |
| MSFL | 243 m | 1331 m | 1088 m |
| PDEM | 825 m | 1373 m | 548 m |
| RACM | 825 m | 1373 m | 548 m |
| RADM | 825 m | 1373 m | 548 m |
| RPCM | 825 m | 1373 m | 548 m |
| RPDM | 825 m | 1373 m | 548 m |
| TCDM | 828 m | 1374 m | 546 m |
Sonic (5 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 240 m | 719 m | 478 m |
| DTCO | 818 m | 1347 m | 528 m |
| DTL | 240 m | 719 m | 478 m |
| DTSM | 818 m | 1347 m | 528 m |
| VPVS | 872 m | 1347 m | 474 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 243 m | 1311 m | 1068 m |