42-329-35313
Final Completion HorizontalSANDEFER 37A
MIDLAND County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · AZALEA (DEVONIAN)
Permits
3
Max Depth
17,000 ft
First Permit
2005-06-15
Latest Activity
2009-12-17
Lifespan
5 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-08-28
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Production: PIONEER NATURAL RES. USA, INC. (reported 2021-06)
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
2006-04
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 (8) Elevation 2,756 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 7,225 ft | -4,469 ft |
| UPPER SPRABERRY (Spraberry) | 7,225 ft | -4,469 ft |
| LOWER SPRABERRY (Spraberry) | 8,050 ft | -5,294 ft |
| DEAN | 8,875 ft | -6,119 ft |
| WOLFCAMP | 9,150 ft | -6,394 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,050 ft | -7,294 ft |
| STRAWN LIME (Strawn) | 10,425 ft | -7,669 ft |
| DEVONIAN | 11,615 ft | -8,859 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 (2)
| Interval | Type |
|---|---|
| 7,560–10,805 ft | Perforated |
| 13,650–15,223 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 307 ft | 300 sx |
| 13.375" | 308 ft | 300 sx |
| 9.625" | 5,209 ft | 550 sx |
| 7" | 11,670 ft | 155 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 2 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
- 1
- Max Depth
- 17,000 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
- Completed
- 2005-08-28
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