42-329-42417
PRODUCING HorizontalSHACKELFORD W31B
MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC
Permits
2
Max Depth
10,660 ft
First Permit
2018-05-11
Latest Activity
2018-12-31
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-10-16
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
2020-02
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 (18) Elevation 2,693 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 951 ft | +1,742 ft |
| SANTA ROSA | 991 ft | +1,702 ft |
| YATES | 2,521 ft | +172 ft |
| YATES | 2,522 ft | +171 ft |
| SEVEN RIVERS | 2,820 ft | -127 ft |
| QUEEN | 3,544 ft | -851 ft |
| QUEEN | 3,545 ft | -852 ft |
| GRAYBURG | 4,160 ft | -1,467 ft |
| GRAYBURG | 4,161 ft | -1,468 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,308 ft | -1,615 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,309 ft | -1,616 ft |
| CLEARFORK (Clear Fork) | 6,508 ft | -3,815 ft |
| CLEARFORK (Clear Fork) | 6,509 ft | -3,816 ft |
| SPRABERRY | 7,368 ft | -4,675 ft |
| SPRABERRY | 7,369 ft | -4,676 ft |
| SPRABERRY UPPER-DEAN (Spraberry) | 8,762 ft | -6,069 ft |
| WOLFCAMP | 8,946 ft | -6,253 ft |
| GLORIETA | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 9,688–20,029 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,407 ft | 1,390 sx |
| 9.625" | 5,713 ft | 1,053 sx |
| 5.5" | 20,053 ft | 1,047 sx |
Permit History (2)
Applications (2)
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 can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 2H
- Max Depth
- 10,660 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2020-10-16
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
- 15,399