North Herald 2
North Herald 2 is a petroleum well in the Carnarvon, Western Australia, operated by WMC, drilled to a total depth of 1,300 m.
Well Information
- Well Name
- North Herald 2
- Basin
- Carnarvon
- State
- Western Australia
- Classification
- FAIN
- Operator
- WMC
- Driller
- Global Marine
- Data Summary
- Partial WDS Available
Drilling Data
- Total Depth
- 1,300 m
- Datum Elevation
- 30.9 m
- Spud Date
- 29/08/1985
- Completion Date
- 12/09/1985
- Permit
- WA 149 P
- Rig
- Main Pass III
Location
- Latitude
- -21.1769
- Longitude
- 115.2760
Available Log Data
Other (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPT | 40 m | 1291 m | 1250 m |
Caliper (1 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 86 m | 904 m | 818 m |
Density (4 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 942 m | 1281 m | 339 m |
| FCNL | 942 m | 1281 m | 339 m |
| PEF | 942 m | 1281 m | 339 m |
| RHOB | 942 m | 1281 m | 339 m |
GR (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| GR | 40 m | 1285 m | 1244 m |
Neutron (2 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NCNL | 942 m | 1281 m | 339 m |
| NPHI | 942 m | 1281 m | 339 m |
Resistivity (6 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| ILD | 86 m | 922 m | 836 m |
| ILM | 86 m | 922 m | 836 m |
| LLD | 942 m | 1291 m | 349 m |
| LLS | 942 m | 1291 m | 349 m |
| MSFL | 942 m | 1286 m | 344 m |
| SFLU | 86 m | 922 m | 836 m |
Sonic (2 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 80 m | 1291 m | 1211 m |
| DTL | 80 m | 1291 m | 1211 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 86 m | 904 m | 818 m |
WL (3 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CAL2 | 942 m | 1279 m | 337 m |
| GR2 | 898 m | 1272 m | 374 m |
| SP2 | 942 m | 1289 m | 347 m |