42-225-31247
Final CompletionEASTHAM STATE PRISON FARM
HOUSTON County · District 3 · SEM OPERATING COMPANY LLC · FORT TRINIDAD (GLEN ROSE UPPER)
Permits
1
Max Depth
12,500 ft
First Permit
2012-09-04
Latest Activity
2012-09-04
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-11-10
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
2012-11
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 (12) Elevation 168 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SUB-CLARKSVILLE | 8,858 ft | -8,690 ft |
| WOODBINE | 8,934 ft | -8,766 ft |
| WOODBINE | 8,938 ft | -8,770 ft |
| BUDA | 9,810 ft | -9,642 ft |
| GEORGETOWN | 9,907 ft | -9,739 ft |
| GEORGETOWN | 9,908 ft | -9,740 ft |
| EDWARDS | 10,321 ft | -10,153 ft |
| GLEN ROSE | 10,853 ft | -10,685 ft |
| GLEN ROSE | 10,888 ft | -10,720 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 (4)
| Interval | Type |
|---|---|
| 9,811–9,926 ft | Perforated |
| 9,811–9,930 ft | Perforated |
| 10,508–10,698 ft | Perforated |
| 10,892–11,456 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 11.75" | 1,012 ft | 485 sx |
| 8.625" | 6,404 ft | 1,650 sx |
| 5.5" | 11,669 ft | 460 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 0606
- Max Depth
- 12,500 ft
- Drill Type
- Vertical
- County
- HOUSTON
- District
- 3
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2012-11-10
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