42-479-36041
Final CompletionSOUTH CALLAGHAN RANCH
WEBB County · District 4 · ROSETTA RESOURCES OPERATING LP · BIG COWBOY (MIDDLE WILCOX)
Permits
2
Max Depth
9,500 ft
First Permit
1994-02-25
Latest Activity
1995-03-03
Lifespan
1 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-04-03
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ROSETTA RESOURCES OPERATING LP ≠ Production: PETROPOINT ENERGY OPERATING, LLC (reported 2013-10)
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
1994-04
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 553 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WILCOX | 4,650 ft | -4,097 ft |
| MIDDLE WILCOX (Wilcox) | 6,425 ft | -5,872 ft |
| LOBO 6 | 8,700 ft | -8,147 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 |
|---|---|
| 6,866–6,922 ft | Perforated |
| 7,910–7,930 ft | Perforated |
| 8,746–8,960 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 60 ft | — |
| 9.625" | 313 ft | 250 sx |
| 7" | 7,150 ft | 290 sx |
| 4.5" | 9,208 ft | 300 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 3 with log images at RRC.
+1 more filings
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
- 120C
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- ROSETTA RESOURCES OPERATING LP
- Completed
- 1995-04-03
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