42-329-32312
Final CompletionSHACKELFORD
MIDLAND County · District 8 · EXTEX OPERATING COMPANY · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,735 ft
First Permit
1990-11-07
Latest Activity
1990-11-07
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1990-12-18
Shut-In
—
Plugged
2010-08-15
EWA / Production operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Production: LEGACY RESERVES OPERATING LP (reported 2009-12)
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: HENRY PETROLEUM CORP.
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 (4) Elevation 2,764 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 7,380 ft | -4,616 ft |
| MIDDLE SPRABERRY (Spraberry) | 7,724 ft | -4,960 ft |
| LOWER SPRABERRY (Spraberry) | 7,970 ft | -5,206 ft |
| JO-MILL (Jo Mill) | 8,266 ft | -5,502 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 (1)
| Interval | Type |
|---|---|
| 7,386–8,339 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 360 ft | 175 sx |
| 4.5" | 8,425 ft | 770 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 3
- Max Depth
- 8,735 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 1990-12-18
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