42-461-03907
Final CompletionJACOBS LIVESTOCK A/C-2
UPTON County · District 7 · EXTEX OPERATING COMPANY · HELUMA EAST (DEVONIAN)
Permits
1
Max Depth
10,690 ft
First Permit
1986-03-26
Latest Activity
1986-03-26
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-05-09
Shut-In
—
Plugged
2010-01-20
EWA / Production operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Production: LEGACY RESERVES OPERATING LP (reported 2018-11)
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: SUN EXPL. & PROD. CO.-MIDLAND
Resolved via: scheduling → EXTEX OPERATING COMPANY
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
1993-01
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 (5) Elevation 2,952 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| PENN (Pennsylvanian) | 7,530 ft | -4,578 ft |
| PENN (Pennsylvanian) | 7,895 ft | -4,943 ft |
| DEVONIAN | 8,000 ft | -5,048 ft |
| DEVONIAN | 8,574 ft | -5,622 ft |
| ELLENBURGER | 10,600 ft | -7,648 ft |
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 (6)
| Interval | Type |
|---|---|
| 7,760–7,790 ft | Perforated |
| 7,958–7,966 ft | Perforated |
| 7,978–8,056 ft | Perforated |
| 8,041–8,053 ft | Perforated |
| 8,617–9,085 ft | Perforated |
| ?–10,620 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 426 ft | 500 sx |
| 13.375" | 430 ft | 500 sx |
| 8.625" | 3,500 ft | 2,200 sx |
| 5.5" | 10,679 ft | 700 sx |
| 5.5" | 10,690 ft | 700 sx |
Permit History (1)
Applications (1)
Records & Logs
8 completion filings on record · 1 with log images at RRC.
+2 more filings
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
- 2
- Max Depth
- 10,690 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 1986-05-09
Operator
- Name
- EXTEX OPER CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-07)
- Cum Oil (all leases)
- 5,887,486 bbl
- Cum Gas (all leases)
- 10,031,045 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 117