42-383-41466
PRODUCING HorizontalUNIVERSITY 09C
REAGAN County · District 7 · SEM OPERATING COMPANY LLC · LIN (WOLFCAMP)
Permits
2
Max Depth
15,000 ft
First Permit
2023-07-25
Latest Activity
2023-07-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-03-30
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2014-08
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 (9) Elevation 2,632 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES - SALTWATER FLOW, POS (San Andres) | 4,266 ft | -1,634 ft |
| CLEARFORK (Clear Fork) | 5,157 ft | -2,525 ft |
| SPRABERRY | 6,280 ft | -3,648 ft |
| WOLFCAMP | 9,998 ft | -7,366 ft |
| ELLENBURGER | — | — |
| FUSSELMAN | — | — |
| GRAYBURG | — | — |
| QUEEN | — | — |
| STRAWN | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 10,882–21,259 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,010 ft | 740 sx |
| 9.625" | 9,232 ft | 1,100 sx |
| 5.5" | 21,359 ft | 4,950 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 1211WD
- Max Depth
- 15,000 ft
- Drill Type
- Horizontal
- County
- REAGAN
- District
- 7
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2024-03-30
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