42-225-31169
YLITTLE
HOUSTON County · District 3 · SEM OPERATING COMPANY LLC · FORT TRINIDAD (GLEN ROSE UPPER)
Permits
2
Max Depth
12,000 ft
First Permit
2010-05-28
Latest Activity
2010-05-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2010-12-05
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: SEM OPERATING COMPANY LLC ≠ Production: TRAILBLAZER ENERGY RESOURCES,LLC (reported 2025-03)
EWA / Permit operator mismatch
Scheduling: SEM OPERATING COMPANY LLC ≠ Permit: NAVIDAD RESOURCES, LLC
Resolved via: scheduling → SEM OPERATING COMPANY 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
2010-12
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 (10) Elevation 257 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SUB-CLARKSVILLE | 8,868 ft | -8,611 ft |
| WOODBINE | 9,004 ft | -8,747 ft |
| BUDA | 9,886 ft | -9,629 ft |
| GEORGETOWN | 10,014 ft | -9,757 ft |
| EDWARDS | 10,461 ft | -10,204 ft |
| PALUXY | 10,850 ft | -10,593 ft |
| GLEN ROSE | 11,031 ft | -10,774 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 |
|---|---|
| 9,951–10,087 ft | Perforated |
| 10,658–10,840 ft | Perforated |
| 11,035–11,250 ft | Perforated |
| 11,035–11,547 ft | Perforated |
| 11,318–11,547 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,432 ft | 920 sx |
| 7" | 9,952 ft | 480 sx |
Permit History (2)
Applications (2)
Records & Logs
3 completion filings on record · 3 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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- HOUSTON
- District
- 3
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2010-12-05
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