42-329-32164
UPRESTON SAM R.
MIDLAND County · District 8 · PARKER & PARSLEY DEVELOPMENT CO. · SPRABERRY(TREND AREA DEAN-WLFCP)
Permits
1
Max Depth
9,000 ft
First Permit
1989-10-06
Latest Activity
1989-10-06
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1990-02-21
Shut-In
—
Plugged
1999-11-09
EWA / Production operator mismatch
Scheduling: PARKER & PARSLEY DEVELOPMENT CO. ≠ Production: PIONEER NATURAL RES. USA, INC. (reported 2026-02)
EWA / Permit operator mismatch
Scheduling: PARKER & PARSLEY DEVELOPMENT CO. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
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 (9) Elevation 2,750 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,425 ft | +325 ft |
| GRAYBURG | 3,699 ft | -949 ft |
| SAN ANDRES | 3,925 ft | -1,175 ft |
| CLEARFORK (Clear Fork) | 5,113 ft | -2,363 ft |
| UPPER SPRABERRY (Spraberry) | 7,161 ft | -4,411 ft |
| UPPER SPRABERRY (Spraberry) | 7,163 ft | -4,413 ft |
| LOWER SPRABERRY (Spraberry) | 7,871 ft | -5,121 ft |
| DEAN | 8,546 ft | -5,796 ft |
| WOLFCAMP | 8,732 ft | -5,982 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 (4)
| Interval | Type |
|---|---|
| 7,165–7,435 ft | Perforated |
| 7,896–8,118 ft | Perforated |
| 8,361–8,816 ft | Perforated |
| 8,561–8,816 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 400 ft | 450 sx |
| 4.5" | 9,000 ft | 1,150 sx |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record · 1 with log images at RRC.
+1 more filings
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
- 39
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- PARKER & PARSLEY DEVELOPMENT CO.
- Completed
- 1990-02-21
Operator
- Location
- MIDLAND
- P-5 Status
- Inactive (filed 1994-12-16)
- Cum Oil (all leases)
- 24,612,423 bbl
- Cum Gas (all leases)
- 36,136,116 mcf
- Total Permits
- 961