42-329-44325
PRODUCING HorizontalPINTAIL L 31-30
MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
2
Max Depth
10,000 ft
First Permit
2020-07-07
Latest Activity
2020-09-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-11-17
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: DE3 OPERATING LLC
Resolved via: production → 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
2020-11
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 (10) Elevation 2,667 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,667 ft |
| RUSTLER | 1,640 ft | +1,027 ft |
| YATES | 2,529 ft | +138 ft |
| SEVEN RIVERS | 2,779 ft | -112 ft |
| QUEEN | 3,457 ft | -790 ft |
| GRAYBURG | 4,098 ft | -1,431 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,302 ft | -1,635 ft |
| GLORIETA | 5,470 ft | -2,803 ft |
| CLEARFORK (Clear Fork) | 6,492 ft | -3,825 ft |
| SPRABERRY | 7,340 ft | -4,673 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 ↗
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 |
|---|---|
| 9,582–19,624 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,625 ft | 1,350 sx |
| 9.625" | 8,478 ft | 765 sx |
| 9.625" | 8,748 ft | 595 sx |
| 5.5" | 19,730 ft | 2,435 sx |
Permit History (2)
Applications (2)
Records & Logs
2 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
- 4312H
- Max Depth
- 10,000 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2020-11-17
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
- 15,491