42-479-35207
SOUTH CALLAGHAN RANCH
WEBB County · District 4 · MOBIL PRODUCING TX. & N.M. INC. · CONTEMPO (LOBO 2)
Permits
4
Max Depth
9,900 ft
First Permit
1991-03-27
Latest Activity
1992-08-14
Lifespan
1 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1991-11-01
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: MOBIL PRODUCING TX. & N.M. INC. ≠ Production: ALDINE OIL AND GAS, LP (reported 2026-04)
Resolved via: production → ALDINE OIL AND GAS, LP
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 623 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WILCOX | 4,560 ft | -3,937 ft |
| MIDDLE WILCOX (Wilcox) | 6,410 ft | -5,787 ft |
| LOBO 6 | 8,930 ft | -8,307 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (3)
| Interval | Type |
|---|---|
| 7,782–7,794 ft | Perforated |
| 8,386–8,395 ft | Perforated |
| 8,432–8,450 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 60 ft | — |
| 9.625" | 997 ft | 364 sx |
| 7" | 7,200 ft | 640 sx |
Permit History (4)
SOUTH CALLAGHAN RANCH · 9,450 ft
1992-08-14
SOUTH CALLAGHAN RANCH · 9,450 ft
1992-08-14
Spud 1992-10-12
SOUTH CALLAGHAN RANCH · 9,900 ft
1991-03-27
Spud 1991-05-13
SOUTH CALLAGHAN RANCH · 9,900 ft
1991-03-27
Applications (4)
Records & Logs
4 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 44
- Max Depth
- 9,900 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- MOBIL PRODUCING TX. & N.M. INC.
- Completed
- 1991-11-01
Operator
- Name
- SUPERIOR OIL CO, THE
- Location
- SPRING
- P-5 Status
- Active (filed 2025-06-04)
- Cum Oil (all leases)
- 181,898,111 bbl
- Cum Gas (all leases)
- 1,950,074,148 mcf
- Activities
- CSGD/G, GTHS/C, GTHS/G
- Total Permits
- 6,763