42-329-00223
Final CompletionWILLIS 40
MIDLAND County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
10,540 ft
First Permit
1989-01-12
Latest Activity
1989-01-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-02-01
Shut-In
—
Plugged
2014-09-23
EWA / Permit operator mismatch
Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: BAXTER, MURPHY H.
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
2015-06
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 2,702 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 7,365 ft | -4,663 ft |
| LOWER SPRABERRY (Spraberry) | 8,157 ft | -5,455 ft |
| DEAN | 8,727 ft | -6,025 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 (3)
| Interval | Type |
|---|---|
| 8,133–8,360 ft | Perforated |
| 8,762–8,988 ft | Perforated |
| 10,381–10,461 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,633 ft | — |
| 10.75" | 1,648 ft | 950 sx |
| 7.625" | 9,180 ft | — |
| 7.625" | 9,196 ft | 500 sx |
| 2.375" | 10,347 ft | — |
| 5.5" | 10,536 ft | — |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 1040
- Max Depth
- 10,540 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
- Completed
- 1989-02-01
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