42-329-31819

Final Completion

PRESTON SAM R.

MIDLAND County · District 8 · PARKER & PARSLEY DEVELOPMENT CO. · SPRABERRY(TREND AREA DEAN-WLFCP)

Permits

1

Max Depth

9,150 ft

First Permit

1987-02-13

Latest Activity

1987-02-13

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-05-23

Shut-In

Plugged

2026-01-10

!

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: productionPIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (6) Elevation 2,736 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)7,122 ft-4,386 ft
SPRABERRY 7,124 ft-4,388 ft
TOP LOWER SPRABERRY (Spraberry)7,836 ft-5,100 ft
DEAN 8,513 ft-5,777 ft
TOP DEAN (Dean)8,513 ft-5,777 ft
WOLFCAMP 8,703 ft-5,967 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)

IntervalType
7,125–7,413 ftPerforated
7,842–8,084 ftPerforated
8,525–8,853 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"405 ft550 sx
8.625"5,490 ft3,100 sx
5.5"9,100 ft1,900 sx

Permit History (1)

Applications (1)

#326539 A MOBIL PRODUCING TX. & N.M. INC.
received 1987-02-13

Records & Logs

6 completion filings on record · 4 with log images at RRC.

W-2/G-1 1994-12-07
W-2/G-1 1987-07-03 log on file
W-2/G-1 1987-07-03 log on file
W-2/G-1 1987-07-03 log on file
W-2/G-1 1987-07-03 log on file
W-2/G-1 1987-07-11

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

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MIDLAND County.

Well Details

Well Number
38
Max Depth
9,150 ft
Drill Type
Vertical
County
MIDLAND
District
8
Completed
1987-05-23

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