42-461-39353
Final CompletionHALFF 2C
UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC
Permits
3
Max Depth
11,800 ft
First Permit
2014-04-25
Latest Activity
2023-12-13
Lifespan
10 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2014-07-16
Shut-In
—
Plugged
—
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 (18) Elevation 2,678 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,845 ft | +833 ft |
| GRAYBURG | 3,144 ft | -466 ft |
| SAN ANDRES - SALTWATER FLOW (San Andres) | 3,298 ft | -620 ft |
| SAN ANDRES - SALTWATER FLOW (San Andres) | 4,400 ft | -1,722 ft |
| SPRABERRY | 6,173 ft | -3,495 ft |
| SPRABERRY | 6,700 ft | -4,022 ft |
| DEAN | 7,564 ft | -4,886 ft |
| WOLFCAMP | 7,749 ft | -5,071 ft |
| WOLFCAMP | 8,350 ft | -5,672 ft |
| DEVONIAN | 10,400 ft | -7,722 ft |
| STRAWN | 10,500 ft | -7,822 ft |
| PENNSYLVANIAN | 10,700 ft | -8,022 ft |
| DEVONIAN | — | — |
| ELLENBURGER | — | — |
| FUSSELMAN | — | — |
| GRAYBURG | — | — |
| STRAWN | — | — |
| YATES | — | — |
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 (2)
| Interval | Type |
|---|---|
| 7,662–7,688 ft | Perforated |
| 8,494–11,632 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 473 ft | 500 sx |
| 8.625" | 4,901 ft | 640 sx |
| 5.5" | 11,707 ft | 1,416 sx |
Permit History (3)
Applications (3)
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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 203
- Max Depth
- 11,800 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2014-07-16
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
- 15,466