42-383-33970
Final CompletionNUNN J. F. -A-
REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,400 ft
First Permit
1989-09-18
Latest Activity
1989-09-18
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-11-30
Shut-In
—
Plugged
2003-01-07
EWA / Production operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Production: DE3 OPERATING LLC (reported 2020-12)
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: COX, JOHN L.
Resolved via: scheduling → PIONEER NATURAL RES. USA 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
2026-06
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 2,673 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CRETACEOUS | 400 ft | +2,273 ft |
| UPPER SPRABERRY (Spraberry) | 6,720 ft | -4,047 ft |
| LOWER SPRABERRY (Spraberry) | 7,350 ft | -4,677 ft |
| DEAN | 8,124 ft | -5,451 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 |
|---|---|
| 6,740–6,772 ft | Perforated |
| 7,357–7,729 ft | Perforated |
| 8,143–8,312 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 480 ft | 300 sx |
| 4.5" | 8,340 ft | 1,700 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 2 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
- 19
- Max Depth
- 8,400 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 1989-11-30
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
- 15,403