42-383-33726
Final CompletionCOOK THOMAS E. A
REAGAN County · District 7 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
7,950 ft
First Permit
1986-01-23
Latest Activity
1986-01-23
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-03-01
Shut-In
—
Plugged
2014-04-25
EWA / Permit operator mismatch
Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: BHP PETROLEUM (AMERICAS) INC.
Resolved via: scheduling → ENDEAVOR ENERGY RESOURCES L.P.
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
2014-08
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 (3) Elevation 2,673 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BEDS | 400 ft | +2,273 ft |
| SPRABERRY | 6,000 ft | -3,327 ft |
| DEAN | 7,480 ft | -4,807 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 (4)
| Interval | Type |
|---|---|
| 6,030–6,100 ft | Perforated |
| 6,664–6,808 ft | Perforated |
| 6,872–7,701 ft | Perforated |
| 7,504–7,609 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 520 ft | 225 sx |
| 4.5" | 7,737 ft | 1,172 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 4A
- Max Depth
- 7,950 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
- Completed
- 1986-03-01
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-06-12)
- Cum Oil (all leases)
- 507,205,629 bbl
- Cum Gas (all leases)
- 70,424,421 mcf
- Total Permits
- 6,190