42-339-01290

Final Completion

CONROE FIELD UNIT

MONTGOMERY County · District 3 · EXXON CORP. · CONROE ( COCKFIELD UPPER)

RRC Lookup

Permits

Max Depth

4,986 ft

First Permit

1993-02-04

Latest Activity

1993-02-04

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1993-06-30

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: EXXON CORP. ≠ Production: HIGHMARK ENERGY OPERATING, LLC (reported 2025-12)

Resolved via: production → HIGHMARK ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2006→ WAPITI OPERATING, LLC 2006-2009→ DENBURY ONSHORE, LLC 2010-2024→ HIGHMARK ENERGY OPERATING, LLC 2024-2025

Lease Production

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

Permit History (1)

#408770 Recompletion Final Completion

CONROE FIELD UNIT · 4,986 ft

1993-02-04

Spud 1993-03-09

Permit Applications (2)

#408770 X EXXON CORP.

received 1993-12-09

#408770 A EXXON CORP.

received 1993-02-04

Well Details

Well Number: 4005
Max Depth: 4,986 ft
Drill Type: Vertical
County: MONTGOMERY
District: 3
Operator: EXXON CORP.
Completed: 1993-06-30

Operator

Name: YOUNGBLOOD, C. S. III
Location: HOUSTON
P-5 Status: Y (filed 2003-01-03)
Cum Oil (all leases): 215,968,885 bbl
Cum Gas (all leases): 2,000,503,710 mcf
Activities: OPRS/O
Total Permits: 19,549

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