42-329-32323
PRODUCINGBUCHANAN O
MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,150 ft
First Permit
1990-11-21
Latest Activity
1990-11-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1991-01-08
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PARKER & PARSLEY, LTD.
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
2026-07
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 2,696 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP UPPER SPRABERRY (Spraberry) | 7,355 ft | -4,659 ft |
| TOP LOWER SPRABERRY (Spraberry) | 8,050 ft | -5,354 ft |
| TOP DEAN (Dean) | 8,673 ft | -5,977 ft |
| BASE DEAN (Dean) | 8,904 ft | -6,208 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 |
|---|---|
| 7,307–7,608 ft | Perforated |
| 8,075–8,302 ft | Perforated |
| 8,690–8,986 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 290 ft | 290 sx |
| 8.625" | 4,100 ft | 250 sx |
| 4.5" | 9,100 ft | 1,150 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
- 9,150 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 1991-01-08
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
- 15,435