42-225-31243
Final CompletionEASTHAM STATE PRISON FARM
HOUSTON County · District 3 · SEM OPERATING COMPANY LLC · FORT TRINIDAD (GLEN ROSE UPPER)
Permits
1
Max Depth
13,000 ft
First Permit
2012-07-27
Latest Activity
2012-07-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-10-03
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: SEM OPERATING COMPANY LLC ≠ Production: TRAILBLAZER ENERGY RESOURCES,LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: SEM OPERATING COMPANY LLC ≠ Permit: NAVIDAD RESOURCES, LLC
Resolved via: production → TRAILBLAZER ENERGY RESOURCES,LLC
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
2012-10
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 (13) Elevation 171 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BUDA | 7,410 ft | -7,239 ft |
| AUSTIN CHALK | 8,510 ft | -8,339 ft |
| SUB-CLARKSVILLE | 8,750 ft | -8,579 ft |
| WOODBINE | 8,820 ft | -8,649 ft |
| BUDA | 9,710 ft | -9,539 ft |
| GEORGETOWN | 9,804 ft | -9,633 ft |
| EDWARDS | 10,270 ft | -10,099 ft |
| EDWARDS | 10,410 ft | -10,239 ft |
| GLEN ROSE | 10,760 ft | -10,589 ft |
| GLEN ROSE | 10,796 ft | -10,625 ft |
| PETTET (Pettit) | — | — |
| RODESSA | — | — |
| TRAVIS PEAK | — | — |
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 (5)
| Interval | Type |
|---|---|
| 9,720–9,783 ft | Perforated |
| 9,720–9,874 ft | Perforated |
| 9,817–9,874 ft | Perforated |
| 10,424–10,562 ft | Perforated |
| 10,880–10,910 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,022 ft | 1,120 sx |
| 5.5" | 10,413 ft | 910 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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
- A 03
- Max Depth
- 13,000 ft
- Drill Type
- Vertical
- County
- HOUSTON
- District
- 3
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2012-10-03
Operator
- Name
- SEM OPER CO LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-06-10)
- Cum Oil (all leases)
- 46,291,690 bbl
- Cum Gas (all leases)
- 16,745,020 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 400