42-105-38194

SWR-10-WELL

MCMULLAN 36

CROCKETT County · District 7 · EXTEX OPERATING COMPANY · DAVIDSON RANCH (PENN. 7890)

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Permits

Max Depth

9,400 ft

First Permit

1998-09-25

Latest Activity

1998-09-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2003-07-29

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: EXTEX OPERATING COMPANY ≠ Permit: PIONEER NATURAL RES. USA, INC.

Resolved via: production → EXTEX OPERATING COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1998-10

Last Production

2026-03

Operator History

Chain of Custody

PIONEER NATURAL RES. USA, INC. 1998-2014→ STANOLIND OPERATING LLC 2014-2015→ SOGO III LLC 2015-2017→ STANOLIND PRODUCTION LLC 2017-2020→ SLANT OPERATING, LLC 2021-2021→ EXTEX OPERATING COMPANY 2021-2025

Lease Production

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

Permit History (1)

#479722 Drill Final Completion

MCMULLAN 36 · 9,400 ft

1998-09-25

Spud 1998-09-27

Permit Applications (1)

#479722 A PIONEER NATURAL RES. USA, INC.

received 1998-09-25

Well Details

Well Number: 4R
Max Depth: 9,400 ft
Drill Type: Vertical
County: CROCKETT
District: 7
Operator: EXTEX OPERATING COMPANY
Completed: 2003-07-29

Operator

Name: EXTEX OPER CO
Location: HOUSTON
P-5 Status: Y (filed 2025-11-04)
Cum Oil (all leases): 5,693,023 bbl
Cum Gas (all leases): 9,659,127 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 117

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