42-461-31989

Final Completion

BENEDUM SPRABERRY UNIT

UPTON County · District 7 · COX, JOHN L.

Permits

Max Depth

11,900 ft

First Permit

1982-12-31

Latest Activity

1992-10-21

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

COX, JOHN L. 1993-2003→ JM COX RESOURCES, L.P. 2003-2018→ DE3 OPERATING LLC 2018-2021→ PIONEER NATURAL RES. USA, INC. 2021-2026

Lease Production

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

Formation Tops (6) Elevation 2,695 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
REDBEDS	425 ft	+2,270 ft
UPPER SPRABERRY (Spraberry)	6,780 ft	-4,085 ft
LOWER SPRABERRY (Spraberry)	7,380 ft	-4,685 ft
PBTD	7,800 ft	-5,105 ft
DEAN	8,120 ft	-5,425 ft
FUSSELMAN	11,510 ft	-8,815 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
6,793–6,818 ft	Perforated
7,399–7,736 ft	Perforated
11,513–11,558 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	474 ft	400 sx
8.625"	4,920 ft	1,000 sx
2.875"	10,387 ft	—
5.5"	11,670 ft	1,400 sx

Permit History (3)

#404957 Recompletion Final Completion

BENEDUM SPRABERRY UNIT · 7,800 ft

1992-10-21

Spud 1992-10-26

#198002 Drill

NEAL, AMERADA 35 · 11,900 ft

1983-06-13

#183493 Drill Final Completion

NEAL, AMERADA "35" · 11,900 ft

1982-12-31

Applications (3)

#404957 A COX, JOHN L.

received 1992-10-20

#198002 A COX, JOHN L.

received 1983-06-13

#183493 A COX, JOHN L.

received 1982-12-31

Records & Logs

3 completion filings on record · 1 with log images at RRC.

W-2/G-1 1993-02-01 log on file

W-2/G-1 1983-05-27

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 UPTON County.

Well Details

Well Number: 2103
Max Depth: 11,900 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: COX, JOHN L.

Operator

Name: COX, JOHN L
Location: MIDLAND
P-5 Status: Inactive (filed 2003-03-21)
Cum Oil (all leases): 15,795,687 bbl
Cum Gas (all leases): 2,577,420 mcf
Total Permits: 1,123