42-383-33531
Final CompletionBULLHEAD
REAGAN County · District 7 · DISCOVERY NATURAL RESOURCES LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
7,200 ft
First Permit
1985-07-30
Latest Activity
1985-07-30
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-11-16
Shut-In
—
Plugged
2023-11-17
EWA / Permit operator mismatch
Scheduling: DISCOVERY NATURAL RESOURCES LLC ≠ Permit: COX, JOHN L.
Resolved via: production → DISCOVERY NATURAL RESOURCES LLC
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 2,546 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 600 ft | +1,946 ft |
| UPPER SPRABERRY (Spraberry) | 5,390 ft | -2,844 ft |
| LOWER SPRABERRY (Spraberry) | 5,994 ft | -3,448 ft |
| DEAN | 6,800 ft | -4,254 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 |
|---|---|
| 5,400–5,570 ft | Perforated |
| 6,002–6,388 ft | Perforated |
| 6,804–7,018 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 635 ft | 450 sx |
| 4.5" | 7,080 ft | 1,000 sx |
Permit History (1)
Applications (1)
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 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
- 40
- Max Depth
- 7,200 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- DISCOVERY NATURAL RESOURCES LLC
- Completed
- 1985-11-16
Operator
- Location
- DENVER
- P-5 Status
- Active (filed 2026-01-12)
- Cum Oil (all leases)
- 51,732,063 bbl
- Cum Gas (all leases)
- 23,685,198 mcf
- Activities
- G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 430