42-173-32921
Final CompletionSPRABERRY DRIVER UNIT
GLASSCOCK County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
2
Max Depth
8,670 ft
First Permit
1998-10-27
Latest Activity
1998-10-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1999-05-21
Shut-In
—
Plugged
2014-10-03
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 2,717 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 6,906 ft | -4,189 ft |
| TOP LOWER SPRABERRY (Spraberry) | 7,583 ft | -4,866 ft |
| TOP OF DEAN (Dean) | 8,305 ft | -5,588 ft |
| BASE OF DEAN (Dean) | 8,491 ft | -5,774 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 |
|---|---|
| 6,918–7,121 ft | Perforated |
| 7,620–7,863 ft | Perforated |
| 8,321–8,483 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 456 ft | 350 sx |
| 4.5" | 8,660 ft | 1,385 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 571A
- Max Depth
- 8,670 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 1999-05-21
Operator
- Location
- Y SPRING
- P-5 Status
- Active (filed 2025-08-01)
- Cum Oil (all leases)
- 1,771,882,421 bbl
- Cum Gas (all leases)
- 1,763,727,021 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 15,401