42-329-37502
Final CompletionWELCH C
MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
2
Max Depth
11,650 ft
First Permit
2011-08-08
Latest Activity
2011-08-08
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-02-09
Shut-In
—
Plugged
2019-02-15
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
2011-09
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 2,712 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 7,576 ft | -4,864 ft |
| TOP LOWER SPRABERRY (Spraberry) | 8,168 ft | -5,456 ft |
| TOP OF DEAN (Dean) | 8,980 ft | -6,268 ft |
| TOP OF WOLFCAMP (Wolfcamp) | 9,194 ft | -6,482 ft |
| TOP OF STRAWN (Strawn) | 10,642 ft | -7,930 ft |
| TOP OF ATOKA (Atoka) | 10,834 ft | -8,122 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 (5)
| Interval | Type |
|---|---|
| 7,586–8,868 ft | Perforated |
| 9,023–9,232 ft | Perforated |
| 9,358–10,515 ft | Perforated |
| 10,649–10,752 ft | Perforated |
| 10,854–11,022 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 322 ft | 200 sx |
| 4.5" | 11,242 ft | 1,710 sx |
Permit History (2)
Applications (2)
Records & Logs
1 completion filing 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
- 4
- Max Depth
- 11,650 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2012-02-09
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
- 15,417