42-461-32039

Final Completion

BENEDUM /SPRABERRY/ UNIT

UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · BENEDUM (SPRABERRY)

Permits

Max Depth

11,500 ft

First Permit

1983-06-28

Latest Activity

1992-08-03

Lifespan

9 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1992-10-21

Shut-In

—

Plugged

2007-10-23

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: COX, JOHN L.

Resolved via: production → PIONEER NATURAL RES. USA, INC.

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 (4) Elevation 2,690 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CRETACEOUS	450 ft	+2,240 ft
SPRABERRY	6,752 ft	-4,062 ft
DEAN	8,190 ft	-5,500 ft
FUSSELMAN	11,430 ft	-8,740 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
676–6,903 ft	Perforated
7,344–7,720 ft	Perforated
11,438–11,500 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	520 ft	500 sx
8.625"	4,812 ft	1,000 sx
2.875"	11,260 ft	—
5.5"	11,550 ft	1,400 sx

Permit History (2)

#401882 Recompletion Final Completion

BENEDUM SPRABERRY UNIT · 7,800 ft

1992-08-03

Spud 1992-08-14

#199656 Drill Final Completion

MOBIL NEAL 36 · 11,500 ft

1983-06-28

Applications (2)

#401882 A COX, JOHN L.

received 1992-07-31

#199656 A COX, JOHN L.

received 1983-06-28

Records & Logs

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

W-2/G-1 1992-11-04 log on file

W-2/G-1 1983-11-16

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: 2302
Max Depth: 11,500 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: PIONEER NATURAL RES. USA INC.
Completed: 1992-10-21

Operator

Name: PIONEER NATURAL RES. USA, INC
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: 15,416