42-383-36168
PRODUCINGSOUTH STILES SPRABERRY UNIT
REAGAN County · District 7 · PRIME OPERATING COMPANY · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,000 ft
First Permit
2008-03-25
Latest Activity
2008-03-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-09-02
Shut-In
—
Plugged
—
P-5 Org Status: Active
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 (5) Elevation 2,515 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 5,830 ft | -3,315 ft |
| LOWER SPRABERRY (Spraberry) | 6,406 ft | -3,891 ft |
| DEAN | 7,252 ft | -4,737 ft |
| UPPER WOLFCAMP (Wolfcamp) | 7,558 ft | -5,043 ft |
| LOWER WOLFCAMP (Wolfcamp) | 7,865 ft | -5,350 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 (1)
| Interval | Type |
|---|---|
| 5,830–8,327 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 572 ft | 350 sx |
| 4.5" | 8,459 ft | 1,250 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
- 961
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- PRIME OPERATING COMPANY
- Completed
- 2008-09-02
Operator
- Name
- PRIME OPER CO
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-01-29)
- Cum Oil (all leases)
- 21,336,926 bbl
- Cum Gas (all leases)
- 46,236,945 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 595