42-329-32138
Final CompletionCOSPER '37'
MIDLAND County · District 8 · ENDEAVOR ENERGY RESOURCES L.P.
Permits
3
Max Depth
12,000 ft
First Permit
1989-08-21
Latest Activity
2018-10-04
Lifespan
29 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
1990-09-24
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
2008-09
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 (9) Elevation 2,681 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,415 ft | +266 ft |
| SPRABERRY | 7,705 ft | -5,024 ft |
| DEAN | 8,484 ft | -5,803 ft |
| DEAN | 8,485 ft | -5,804 ft |
| WOLFCAMP LIME (Wolfcamp) | 8,824 ft | -6,143 ft |
| STRAWN LIME (Strawn) | 10,222 ft | -7,541 ft |
| BEND | 10,384 ft | -7,703 ft |
| DEVONIAN | 11,114 ft | -8,433 ft |
| ATOKA | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (2)
| Interval | Type |
|---|---|
| 7,194–7,444 ft | Perforated |
| 7,194–11,238 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 272 ft | 295 sx |
| 8.625" | 4,917 ft | 900 sx |
| 4.5" | 11,300 ft | 150 sx |
| 4.5" | — | 1,500 sx |
Permit History (3)
Applications (3)
Records & Logs
3 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.
Well Details
- Well Number
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
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