42-383-33513
Final CompletionNUNN B
REAGAN County · District 7 · ROBERTSON RESOURCES INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,400 ft
First Permit
1985-07-09
Latest Activity
1985-07-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-12-03
Shut-In
—
Plugged
2004-01-20
EWA / Production operator mismatch
Scheduling: ROBERTSON RESOURCES INC. ≠ Production: GLOSSOP OIL & GAS, LLC (reported 2024-07)
EWA / Permit operator mismatch
Scheduling: ROBERTSON RESOURCES INC. ≠ Permit: GLOSSOP, ROBERT L.
Resolved via: scheduling → ROBERTSON RESOURCES INC.
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 (3) Elevation 2,687 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 6,642 ft | -3,955 ft |
| DEAN | 8,046 ft | -5,359 ft |
| WOLFCAMP | 8,232 ft | -5,545 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 |
|---|---|
| 6,664–6,824 ft | Perforated |
| 7,517–7,549 ft | Perforated |
| 8,098–8,228 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 462 ft | 215 sx |
| 4.5" | 8,400 ft | 835 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 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
- 4
- Max Depth
- 8,400 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- ROBERTSON RESOURCES INC.
- Completed
- 1985-12-03
Operator
- Name
- ROBERTSON RES, INC
- Location
- HORSESHOE B, AY
- P-5 Status
- X (filed 2026-02-26)
- Cum Oil (all leases)
- 3,240,310 bbl
- Cum Gas (all leases)
- 707,420 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 32