42-173-37269
Final CompletionBIGBY
GLASSCOCK County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2015-10-06
Latest Activity
2015-10-06
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2016-03-06
Shut-In
—
Plugged
2026-04-14
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: JM COX RESOURCES, L.P.
Resolved via: scheduling → 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
2026-04
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 2,660 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,660 ft |
| YATES | 1,250 ft | +1,410 ft |
| SEVEN RIVERS | 1,300 ft | +1,360 ft |
| QUEEN | 1,500 ft | +1,160 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 1,850 ft | +810 ft |
| GLORIETA | 2,450 ft | +210 ft |
| GRAYBURG | 2,850 ft | -190 ft |
| CLEARFORK (Clear Fork) | 5,670 ft | -3,010 ft |
| SPRABERRY | 6,790 ft | -4,130 ft |
| WICHITA ALBANY (Wichita-Albany) | 7,400 ft | -4,740 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 (10)
| Interval | Type |
|---|---|
| 8,365–8,500 ft | Perforated |
| 8,600–8,695 ft | Perforated |
| 8,785–8,905 ft | Perforated |
| 9,100–9,120 ft | Perforated |
| 9,165–9,250 ft | Perforated |
| 9,300–9,385 ft | Perforated |
| 9,450–9,555 ft | Perforated |
| 9,670–9,850 ft | Perforated |
| 9,924–10,105 ft | Perforated |
| 10,224–10,377 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 364 ft | 400 sx |
| 9.625" | 5,004 ft | 1,380 sx |
| 5.5" | 10,538 ft | 1,400 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 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.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2016-03-06
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
- 15,489