42-313-30855
FERGUSON PRISON UNIT
MADISON County · District 3 · SEM OPERATING COMPANY LLC · FORT TRINIDAD (GLEN ROSE UPPER)
Permits
3
Max Depth
13,000 ft
First Permit
2010-07-26
Latest Activity
2010-07-26
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-03-07
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
2011-03
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 20 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| AUSTIN CHALK | 8,851 ft | -8,831 ft |
| EAGLEFORD (Eagle Ford) | 9,094 ft | -9,074 ft |
| SUB-CLARKSVILLE | 9,102 ft | -9,082 ft |
| WOODBINE | 9,200 ft | -9,180 ft |
| WOODBINE | 9,228 ft | -9,208 ft |
| BUDA | 10,087 ft | -10,067 ft |
| BUDA | 10,112 ft | -10,092 ft |
| GEORGETOWN | 10,166 ft | -10,146 ft |
| EDWARDS | 10,730 ft | -10,710 ft |
| GLEN ROSE | 11,133 ft | -11,113 ft |
| GLENROSE (Glen Rose) | 11,178 ft | -11,158 ft |
| RODESSA | — | — |
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 (9)
| Interval | Type |
|---|---|
| 10,114–10,178 ft | Perforated |
| 10,114–10,180 ft | Perforated |
| 10,238–10,282 ft | Perforated |
| 10,238–10,286 ft | Perforated |
| 10,758–10,994 ft | Perforated |
| 10,758–10,996 ft | Perforated |
| 11,262–11,416 ft | Perforated |
| 11,262–11,765 ft | Perforated |
| 11,497–11,765 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,309 ft | 760 sx |
| 4.5" | 12,300 ft | 531 sx |
Permit History (3)
Applications (3)
Records & Logs
6 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
- 1
- Max Depth
- 13,000 ft
- Drill Type
- Vertical
- County
- MADISON
- District
- 3
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2011-03-07
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