42-383-38693
PRODUCING HorizontalUNIVERSITY 2A
REAGAN County · District 7 · SEM OPERATING COMPANY LLC · LIN (WOLFCAMP)
Permits
1
Max Depth
8,400 ft
First Permit
2014-03-28
Latest Activity
2014-03-28
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-08-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: SEM OPERATING COMPANY LLC ≠ Permit: CALLON PETROLEUM OPERATING CO
Resolved via: production → 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
2013-11
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 (8) Elevation 2,640 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 2,785 ft | -145 ft |
| GRAYBURG | 3,250 ft | -610 ft |
| SAN ANDRES - SALTWATER FLOW, POS (San Andres) | 3,417 ft | -777 ft |
| CLEARFORK (Clear Fork) | 4,750 ft | -2,110 ft |
| SPRABERRY | 6,280 ft | -3,640 ft |
| ELLENBURGER | — | — |
| FUSSELMAN | — | — |
| 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 ↗
Perforations (1)
| Interval | Type |
|---|---|
| 9,020–16,450 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 646 ft | 625 sx |
| 9.625" | 7,720 ft | 1,375 sx |
| 5.5" | 16,530 ft | 2,585 sx |
Permit History (1)
Applications (1)
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.
No GPS coordinates yet
Well Details
- Well Number
- 8H
- Max Depth
- 8,400 ft
- Drill Type
- Horizontal
- County
- REAGAN
- District
- 7
- Operator
- SEM OPERATING COMPANY LLC
- Completed
- 2014-08-16
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