42-427-32506
Final CompletionLA BRISA RANCH/STATE 542
STARR County · District 4 · TRAP ROCK OIL LTD. · RINCON S. (3900 SAND)
Permits
3
Max Depth
5,800 ft
First Permit
1992-01-14
Latest Activity
2004-03-08
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1992-02-25
Shut-In
—
Plugged
2018-12-27
EWA / Production operator mismatch
Scheduling: TRAP ROCK OIL LTD. ≠ Production: TRAP ROCK OIL COMPANY (reported 2004-10)
EWA / Permit operator mismatch
Scheduling: TRAP ROCK OIL LTD. ≠ Permit: TRAP ROCK OIL COMPANY
Resolved via: scheduling → TRAP ROCK OIL LTD.
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 (4) Elevation 379 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO G (Frio) | 3,525 ft | -3,146 ft |
| FRIO G SAND (Frio) | 3,525 ft | -3,146 ft |
| FRIO L-1 SAND (Frio) | 4,150 ft | -3,771 ft |
| VICKSBURG I (Vicksburg) | 5,250 ft | -4,871 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 (2)
| Interval | Type |
|---|---|
| 3,900–3,908 ft | Perforated |
| 4,139–4,146 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 503 ft | 215 sx |
| 4.5" | 4,417 ft | 465 sx |
Permit History (3)
Applications (3)
Records & Logs
4 completion filings on record · 1 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
- 8
- Max Depth
- 5,800 ft
- Drill Type
- Vertical
- County
- STARR
- District
- 4
- Operator
- TRAP ROCK OIL LTD.
- Completed
- 1992-02-25
Operator
- Name
- TRAP ROCK OIL, LTD
- Location
- HOUSTON
- P-5 Status
- X (filed 2025-12-02)
- Cum Oil (all leases)
- 537,195 bbl
- Cum Gas (all leases)
- 957,818 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 41