42-461-33768
Final CompletionNORTH PEMBROOK SPRABERRY UNIT
UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,000 ft
First Permit
1997-04-03
Latest Activity
1997-04-03
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-03-18
Shut-In
—
Plugged
2023-04-10
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PARKER & PARSLEY DEVELOPMENT L.P
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
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 (5) Elevation 2,731 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 7,094 ft | -4,363 ft |
| TOP UPR SPRABERRY | 7,094 ft | -4,363 ft |
| TOP LOWER SPRABERRY (Spraberry) | 7,790 ft | -5,059 ft |
| TOP LWR SPRABERRY | 7,790 ft | -5,059 ft |
| TOP DEAN (Dean) | 8,484 ft | -5,753 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 (3)
| Interval | Type |
|---|---|
| 7,093–7,303 ft | Perforated |
| 7,829–8,023 ft | Perforated |
| 8,484–8,674 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 82.75" | 505 ft | 410 sx |
| 12.75" | 505 ft | 410 sx |
| 5.5" | 8,820 ft | 1,350 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 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
- 306A
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2019-03-18
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
- 15,403