42-479-35579
Final CompletionSOUTH CALLAGHAN RANCH
WEBB County · District 4 · ROSETTA RESOURCES OPERATING LP · SMALL COWBOY (LOBO 6)
Permits
2
Max Depth
9,050 ft
First Permit
1992-08-31
Latest Activity
1992-08-31
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1992-10-24
Shut-In
—
Plugged
2011-12-21
EWA / Production operator mismatch
Scheduling: ROSETTA RESOURCES OPERATING LP ≠ Production: MOBIL PRODUCING TX. & N.M. INC. (reported 1994-11)
EWA / Permit operator mismatch
Scheduling: ROSETTA RESOURCES OPERATING LP ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
Resolved via: scheduling → ROSETTA RESOURCES OPERATING 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
2011-12
Operator History
originally filed by MOBIL PRODUCING TX. & N.M. INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 576 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WILCOX | 4,820 ft | -4,244 ft |
| MIDDLE WILCOX (Wilcox) | 6,700 ft | -6,124 ft |
| LOBO 6 | 8,200 ft | -7,624 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 (1)
| Interval | Type |
|---|---|
| 8,226–8,266 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 60 ft | — |
| 9.625" | 270 ft | 175 sx |
| 7" | 7,211 ft | 625 sx |
| 2.875" | 8,680 ft | 450 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 89
- Max Depth
- 9,050 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- ROSETTA RESOURCES OPERATING LP
- Completed
- 1992-10-24
Operator
- Name
- ROSETTA RES OPER LP
- Location
- SAN ANTONIO
- P-5 Status
- Active (filed 2025-10-01)
- Cum Oil (all leases)
- 28,573,490 bbl
- Cum Gas (all leases)
- 1,121,692,409 mcf
- Activities
- G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 1,214