42-383-33306
Final CompletionROCKER-B 21
REAGAN County · District 7 · DOMINION NATURAL RESOURCES LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
7,500 ft
First Permit
1984-11-13
Latest Activity
1984-11-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-07-19
Shut-In
—
Plugged
2017-01-18
EWA / Production operator mismatch
Scheduling: DOMINION NATURAL RESOURCES LLC ≠ Production: UPTEX OPERATING, L.P. (reported 2008-12)
EWA / Permit operator mismatch
Scheduling: DOMINION NATURAL RESOURCES LLC ≠ Permit: TIBURON PETROLEUM CORPORATION
Resolved via: scheduling → DOMINION 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 2,568 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 5,720 ft | -3,152 ft |
| MIDDLE SPRABERRY (Spraberry) | 6,250 ft | -3,682 ft |
| JO MILL | 6,590 ft | -4,022 ft |
| DEAN | 7,140 ft | -4,572 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 (4)
| Interval | Type |
|---|---|
| 5,723–5,776 ft | Perforated |
| 6,309–6,407 ft | Perforated |
| 6,597–6,717 ft | Perforated |
| 7,158–7,305 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 526 ft | 340 sx |
| 4.5" | 7,450 ft | 1,350 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 1
- Max Depth
- 7,500 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- DOMINION NATURAL RESOURCES LLC
- Completed
- 1985-07-19
Operator
- Location
- DALLAS
- P-5 Status
- Inactive (filed 2019-05-17)
- Cum Oil (all leases)
- 235,542 bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 23