Alpha North 1
Alpha North 1 is a petroleum well in the Carnarvon, Western Australia, operated by Marathon, drilled to a total depth of 2,200 m.
Well Information
Drilling Data
- Total Depth
- 2,200 m
- Datum Elevation
- 20.0 m
- Spud Date
- 17/06/1989
- Completion Date
- 18/07/1989
- Permit
- WA 8 L
- Rig
- Sedco 600
Location
- Latitude
- -19.4707
- Longitude
- 116.9680
Available Log Data
Caliper (1 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 450 m | 2194 m | 1744 m |
Density (4 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 1538 m | 2194 m | 655 m |
| FCNL | 1538 m | 2194 m | 655 m |
| PEF | 1538 m | 2194 m | 655 m |
| RHOB | 1538 m | 2194 m | 655 m |
GR (7 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CGR | 1538 m | 2187 m | 648 m |
| GR | 94 m | 2187 m | 2093 m |
| GR | 997 m | 2187 m | 1190 m |
| POTA | 1538 m | 2187 m | 648 m |
| SGR | 1538 m | 2187 m | 648 m |
| THOR | 1538 m | 2187 m | 648 m |
| URAN | 1538 m | 2187 m | 648 m |
Miscellaneous (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPTH | 94 m | 2198 m | 2104 m |
Neutron (2 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NCNL | 1538 m | 2194 m | 655 m |
| NPHI | 1538 m | 2194 m | 655 m |
Resistivity (7 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| ILD | 459 m | 1068 m | 609 m |
| ILM | 459 m | 1068 m | 609 m |
| LLD | 1068 m | 2196 m | 1128 m |
| LLG | 1068 m | 2196 m | 1128 m |
| LLS | 1068 m | 2196 m | 1128 m |
| MSFL | 1068 m | 2190 m | 1122 m |
| SFLU | 459 m | 1068 m | 609 m |
Sonic (2 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 456 m | 2196 m | 1740 m |
| DTL | 456 m | 2196 m | 1740 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 459 m | 2198 m | 1739 m |