East Spar 4A
East Spar 4A is a petroleum well in the Carnarvon, Western Australia, operated by WMC, drilled to a total depth of 2,750 m.
Well Information
- Well Name
- East Spar 4A
- Basin
- Carnarvon
- State
- Western Australia
- Classification
- FAFE
- Operator
- WMC
- Driller
- Deep Seas Drilling
- Data Summary
- Partial WDS Available
Drilling Data
- Total Depth
- 2,750 m
- Datum Elevation
- 22.0 m
- Spud Date
- 26/07/1994
- Completion Date
- 23/09/1994
- Permit
- WA 214 P
- Rig
- Atwood Eagle
Location
- Latitude
- -20.7098
- Longitude
- 114.9600
Available Log Data
Other (4 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| DEPT | 123 m | 2752 m | 2628 m |
| DEPT | 1255 m | 2752 m | 1496 m |
| DEPT | 690 m | 2749 m | 2058 m |
| EXPT | 1273 m | 2748 m | 1474 m |
Caliper (1 curves)
Borehole diameter measurements indicating hole condition and washout zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| CALI | 2503 m | 2744 m | 241 m |
Chromato (6 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| ETHA | 1518 m | 2750 m | 1232 m |
| IBUT | 1649 m | 2751 m | 1101 m |
| METH | 1404 m | 2750 m | 1346 m |
| NBUT | 2150 m | 2750 m | 600 m |
| PENT | 2205 m | 2750 m | 544 m |
| PROP | 1545 m | 2751 m | 1205 m |
Density (3 curves)
Bulk density measurements for porosity calculation and lithology identification.
| Curve | Start | End | Interval |
|---|---|---|---|
| DRHO | 2506 m | 2739 m | 232 m |
| PEF | 2506 m | 2739 m | 232 m |
| RHOB | 2506 m | 2739 m | 232 m |
GR (7 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CGR | 2490 m | 2744 m | 254 m |
| GR | 690 m | 2732 m | 2041 m |
| GRD | 1256 m | 2745 m | 1488 m |
| POTA | 2490 m | 2744 m | 254 m |
| SGR | 2491 m | 2744 m | 253 m |
| THOR | 2490 m | 2744 m | 254 m |
| URAN | 2494 m | 2744 m | 250 m |
Mudlog (3 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| ROP | 1273 m | 2752 m | 1478 m |
| ROPS | 123 m | 2749 m | 2626 m |
| TGAS | 1426 m | 2752 m | 1325 m |
Neutron (1 curves)
Porosity measurements derived from neutron or density tools, indicating reservoir storage capacity.
| Curve | Start | End | Interval |
|---|---|---|---|
| NPHI | 2506 m | 2734 m | 227 m |
Resistivity (8 curves)
Electrical resistivity logs used to evaluate fluid content and identify hydrocarbon-bearing zones.
| Curve | Start | End | Interval |
|---|---|---|---|
| LLD | 2508 m | 2743 m | 235 m |
| LLS | 2508 m | 2743 m | 235 m |
| MSFL | 2510 m | 2749 m | 239 m |
| SEDP | 1404 m | 2748 m | 1344 m |
| SEMP | 1404 m | 2748 m | 1344 m |
| SESP | 1404 m | 2748 m | 1344 m |
| SEXP | 1404 m | 2748 m | 1344 m |
| TEMP | 1259 m | 2748 m | 1489 m |
Sonic (2 curves)
Acoustic travel time logs used for porosity estimation and seismic calibration.
| Curve | Start | End | Interval |
|---|---|---|---|
| DTLF | 2503 m | 2736 m | 233 m |
| DTLN | 2503 m | 2736 m | 233 m |
SP (1 curves)
Spontaneous potential logs measuring natural electrical potentials for permeability indication.
| Curve | Start | End | Interval |
|---|---|---|---|
| SP | 2508 m | 2734 m | 226 m |
WL (1 curves)
Well log curves recorded during wireline logging operations.
| Curve | Start | End | Interval |
|---|---|---|---|
| CAL2 | 2503 m | 2744 m | 241 m |