Grail North 1
Grail North 1 is a petroleum well in the Surat, Queensland, operated by Maple, drilled to a total depth of 2,250 m.
Well Information
Drilling Data
- Total Depth
- 2,250 m
- Datum Elevation
- 240.7 m
- Spud Date
- 22/05/1996
- Completion Date
- 10/06/1996
- Permit
- ATP 552 P
- Rig
- Rig 11
Location
- Latitude
- -28.0913
- Longitude
- 149.4860
Available Log Data
Borehole Geometry (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CADF | 1765 m | 2249 m | 484 m |
Caliper (2 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 229 m | 2250 m | 2020 m |
| CALT | 1760 m | 2242 m | 482 m |
Density (2 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 1768 m | 2249 m | 481 m |
| RHOB | 1768 m | 2249 m | 481 m |
GR (2 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| GR | 1765 m | 2244 m | 479 m |
| GRLL | 8 m | 2246 m | 2237 m |
Logging Parameters (2 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| TSS1 | 1767 m | 2250 m | 482 m |
| TSS1 | 229 m | 2249 m | 2020 m |
Miscellaneous (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPTH | 8 m | 2250 m | 2241 m |
Mudlog (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| BIT | 229 m | 2249 m | 2020 m |
Neutron (1 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NPHI | 1765 m | 2247 m | 481 m |
Resistivity (4 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| LLD | 229 m | 2242 m | 2012 m |
| LLS | 229 m | 2242 m | 2012 m |
| MLL | 229 m | 2243 m | 2013 m |
| TEXL | 229 m | 2243 m | 2013 m |
Sonic (1 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 229 m | 2237 m | 2008 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 229 m | 2230 m | 2000 m |