Big Lake 31
Big Lake 31 is a petroleum well in the Cooper, South Australia, operated by Delhi, drilled to a total depth of 3,170 m.
Well Information
Drilling Data
- Total Depth
- 3,170 m
- Datum Elevation
- 46.0 m
- Spud Date
- 15/04/1984
- Completion Date
- 05/06/1984
- Permit
- -
Location
- Latitude
- -28.2372
- Longitude
- 140.3000
Available Log Data
Caliper (3 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 301 m | 3166 m | 2865 m |
| CALI | 301 m | 2994 m | 2692 m |
| CALI | 1691 m | 3163 m | 1472 m |
Density (4 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 1691 m | 3165 m | 1474 m |
| PEF | 1691 m | 3165 m | 1474 m |
| RHGX | 1691 m | 3165 m | 1474 m |
| RHOB | 1691 m | 3165 m | 1474 m |
GR (8 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CGR | 2636 m | 3157 m | 521 m |
| GR | 12 m | 3160 m | 3148 m |
| GR | 301 m | 3157 m | 2855 m |
| GR | 1652 m | 3157 m | 1504 m |
| POTA | 2636 m | 3157 m | 521 m |
| SGR | 2636 m | 3157 m | 521 m |
| THOR | 2636 m | 3157 m | 521 m |
| URAN | 2636 m | 3157 m | 521 m |
Miscellaneous (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPTH | 12 m | 3166 m | 3154 m |
Neutron (1 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NPHI | 1691 m | 3163 m | 1472 m |
Resistivity (3 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| LLD | 301 m | 3163 m | 2862 m |
| LLS | 301 m | 3163 m | 2862 m |
| MSFL | 1691 m | 2994 m | 1303 m |
Sonic (2 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DT | 301 m | 3163 m | 2862 m |
| DTL | 301 m | 3163 m | 2862 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 306 m | 3154 m | 2848 m |