42-173-32012
PRODUCINGCLARK -B-
GLASSCOCK County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,600 ft
First Permit
1987-12-09
Latest Activity
1987-12-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1988-03-15
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PARKER & PARSLEY PETROLEUM CO.
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 (4) Elevation 2,697 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 6,658 ft | -3,961 ft |
| TOP LOWER SPRABERRY (Spraberry) | 7,064 ft | -4,367 ft |
| TOP DEAN (Dean) | 8,029 ft | -5,332 ft |
| BASE DEAN (Dean) | 8,219 ft | -5,522 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 |
|---|---|
| 6,622–6,965 ft | Perforated |
| 7,080–7,788 ft | Perforated |
| 7,903–8,313 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 470 ft | 350 sx |
| 8.625" | 4,015 ft | 250 sx |
| 4.5" | 8,400 ft | 1,250 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings 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
- 1
- Max Depth
- 8,600 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 1988-03-15
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
- 15,401