42-383-36163
Final CompletionMERCHANT UNIT
REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,375 ft
First Permit
2008-02-21
Latest Activity
2008-02-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-07-11
Shut-In
—
Plugged
2019-10-16
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 (7) Elevation 2,666 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 6,412 ft | -3,746 ft |
| UPPER SPRABERRY (Spraberry) | 6,412 ft | -3,746 ft |
| LOWER SPRABERRY (Spraberry) | 6,969 ft | -4,303 ft |
| TOP LOWER SPRABERRY (Spraberry) | 6,969 ft | -4,303 ft |
| DEAN | 7,814 ft | -5,148 ft |
| TOP DEAN (Dean) | 7,814 ft | -5,148 ft |
| BASE DEAN (Dean) | 7,998 ft | -5,332 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 |
|---|---|
| 6,426–6,562 ft | Perforated |
| 7,033–7,177 ft | Perforated |
| 7,279–7,332 ft | Perforated |
| 7,865–7,991 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 556 ft | 350 sx |
| 4.5" | 8,180 ft | 650 sx |
Permit History (1)
Applications (1)
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
- 4406A
- Max Depth
- 8,375 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2019-07-11
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