42-383-35957
PRODUCINGSOUTH STILES SPRABERRY UNIT
REAGAN County · District 7 · PRIME OPERATING COMPANY · SPRABERRY (TREND AREA)
Permits
2
Max Depth
9,300 ft
First Permit
2007-04-20
Latest Activity
2007-04-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-07-28
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 (6) Elevation 2,513 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 5,817 ft | -3,304 ft |
| LOWER SPRABERRY (Spraberry) | 6,388 ft | -3,875 ft |
| DEAN | 7,222 ft | -4,709 ft |
| UPPER WOLFCAMP (Wolfcamp) | 7,511 ft | -4,998 ft |
| LOWER WOLFCAMP (Wolfcamp) | 7,824 ft | -5,311 ft |
| BASIL WOLFCAMP | 8,816 ft | -6,303 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 (6)
| Interval | Type |
|---|---|
| 5,817–6,139 ft | Perforated |
| 6,388–6,793 ft | Perforated |
| 7,222–7,378 ft | Perforated |
| 7,511–7,701 ft | Perforated |
| 7,824–8,242 ft | Perforated |
| 8,816–9,052 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 515 ft | 450 sx |
| 4.5" | 9,217 ft | 1,300 sx |
| 4.25" | 9,217 ft | 1,250 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 1356
- Max Depth
- 9,300 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- PRIME OPERATING COMPANY
- Completed
- 2008-07-28
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