42-383-39881
SHUT IN HorizontalDEVIN 25-24
REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC
Permits
1
Max Depth
8,700 ft
First Permit
2017-05-19
Latest Activity
2017-05-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-11-29
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PARSLEY ENERGY OPERATIONS, 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
2017-07
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 (15) Elevation 2,667 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 2,648 ft | +19 ft |
| GRAYBURG | 3,147 ft | -480 ft |
| SAN ANDRES - SALTWATER FLOW, POS (San Andres) | 3,379 ft | -712 ft |
| SAN ANDRES - SALTWATER FLOW, POS (San Andres) | 3,404 ft | -737 ft |
| CLEARFORK (Clear Fork) | 5,207 ft | -2,540 ft |
| CLEARFORK (Clear Fork) | 5,593 ft | -2,926 ft |
| SPRABERRY | 6,320 ft | -3,653 ft |
| SPRABERRY | 6,322 ft | -3,655 ft |
| DEAN | 7,746 ft | -5,079 ft |
| WOLFCAMP | 7,928 ft | -5,261 ft |
| ELLENBURGER | — | — |
| FUSSELMAN | — | — |
| GRAYBURG | — | — |
| QUEEN | — | — |
| STRAWN | — | — |
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 (1)
| Interval | Type |
|---|---|
| 8,594–18,196 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 528 ft | 530 sx |
| 9.625" | 8,570 ft | 980 sx |
| 5.5" | 18,291 ft | 2,740 sx |
Permit History (1)
Applications (1)
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 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
- 4201H
- Max Depth
- 8,700 ft
- Drill Type
- Horizontal
- County
- REAGAN
- District
- 7
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2018-11-29
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
- 15,400