Birch 1
Birch 1 is a petroleum well in the Browse, Western Australia, operated by BHP, drilled to a total depth of 2,822 m.
Well Information
Drilling Data
- Total Depth
- 2,822 m
- Datum Elevation
- 22.0 m
- Spud Date
- 03/07/1990
- Completion Date
- 09/08/1990
- Permit
- NT AC/P 2
Location
- Latitude
- -12.4607
- Longitude
- 124.4954
Available Log Data
Caliper (2 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 1950 m | 2822 m | 871 m |
| CALS | 501 m | 2820 m | 2319 m |
Chromato (9 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| BUTA | 2050 m | 2821 m | 771 m |
| BUTA | 1415 m | 1748 m | 333 m |
| ETHA | 1954 m | 2822 m | 867 m |
| ETHA | 1387 m | 1748 m | 361 m |
| METH | 1932 m | 2822 m | 890 m |
| METH | 786 m | 1747 m | 961 m |
| MTEM | 96 m | 2820 m | 2724 m |
| PROP | 1992 m | 2821 m | 829 m |
| PROP | 1410 m | 1747 m | 337 m |
Density (3 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 1955 m | 2822 m | 867 m |
| PEF | 1955 m | 2822 m | 867 m |
| RHOB | 1955 m | 2822 m | 867 m |
GR (7 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CGR | 1736 m | 2818 m | 1081 m |
| GR | 96 m | 2799 m | 2703 m |
| GRD | 1457 m | 2601 m | 1144 m |
| POTA | 1736 m | 2818 m | 1081 m |
| SGR | 1736 m | 2818 m | 1081 m |
| THOR | 1736 m | 2818 m | 1081 m |
| URAN | 1736 m | 2818 m | 1081 m |
Miscellaneous (4 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPT | 1764 m | 2822 m | 1058 m |
| DEPT | 1456 m | 2604 m | 1148 m |
| DEPT | 111 m | 2000 m | 1889 m |
| DEPT | 96 m | 2822 m | 2725 m |
Mudlog (6 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| ROP | 1461 m | 2604 m | 1143 m |
| ROP | 111 m | 2000 m | 1889 m |
| TGAS | 1949 m | 2822 m | 872 m |
| TGAS | 520 m | 1748 m | 1228 m |
| WOB | 1461 m | 2604 m | 1143 m |
| WOB | 112 m | 1999 m | 1887 m |
Neutron (2 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NPHI | 1955 m | 2822 m | 867 m |
| TNPH | 1955 m | 2822 m | 867 m |
Resistivity (7 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| LLD | 503 m | 2817 m | 2314 m |
| LLG | 503 m | 2817 m | 2314 m |
| LLS | 503 m | 2817 m | 2314 m |
| MRES | 96 m | 2820 m | 2724 m |
| MSFL | 503 m | 2813 m | 2309 m |
| SNC | 1457 m | 2602 m | 1144 m |
| TEMP | 1460 m | 2604 m | 1144 m |
Sonic (4 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 501 m | 2807 m | 2305 m |
| DTL | 501 m | 2807 m | 2305 m |
| DTLF | 501 m | 2807 m | 2305 m |
| DTLN | 501 m | 2807 m | 2305 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 503 m | 2791 m | 2288 m |