42-479-33947
Final CompletionB.M.T.
WEBB County · District 4 · TRANSAMERICAN NATURAL GAS CORP. · LA ROSITA (LOBO)
Permits
1
Max Depth
12,000 ft
First Permit
1984-07-25
Latest Activity
1984-07-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-02-18
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: TRANSAMERICAN NATURAL GAS CORP. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: TRANSAMERICAN NATURAL GAS CORP. ≠ Permit: GHR ENRGY.CORP-AMER.COASTAL CORP
Resolved via: production → HILCORP ENERGY COMPANY
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 (6) Elevation 477 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 2,500 ft | -2,023 ft |
| WILCOX (CARIZZO) (Wilcox) | 5,050 ft | -4,573 ft |
| WILCOX (CARRIZZO) (Wilcox) | 5,050 ft | -4,573 ft |
| LOWER WILCOX (Wilcox) | 7,350 ft | -6,873 ft |
| LOBO UNCONFORMITY | 9,500 ft | -9,023 ft |
| WILLS POINT | 11,650 ft | -11,173 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 (4)
| Interval | Type |
|---|---|
| 9,710–10,060 ft | Perforated |
| 9,710–10,584 ft | Perforated |
| 10,510–10,584 ft | Perforated |
| 11,438–11,674 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 750 ft | 225 sx |
| 7.625" | 7,900 ft | 320 sx |
| 5" | 11,700 ft | 585 sx |
Permit History (1)
Applications (2)
Records & Logs
6 completion filings on record.
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
- 18
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- TRANSAMERICAN NATURAL GAS CORP.
- Completed
- 1985-02-18
Operator
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 1999-09-14)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- 164,941,471 mcf
- Activities
- G/PUR
- Total Permits
- 772