42-287-31523

Final Completion Horizontal

HERMAN ESTES UNIT 1

LEE County · District 3 · UNITED OIL & MINERALS INC. · GIDDINGS (AUSTIN CHALK-3)

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Permits

Max Depth

12,000 ft

First Permit

1983-11-10

Latest Activity

1995-12-04

Lifespan

12 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-02-24

Shut-In

—

Plugged

1991-02-28

EWA / Production operator mismatch

Scheduling: UNITED OIL & MINERALS INC. ≠ Production: MAGNOLIA OIL & GAS OPERATING LLC (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: UNITED OIL & MINERALS INC. ≠ Permit: ARROW EXPLORATION COMPANY

Resolved via: production → MAGNOLIA OIL & GAS OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1996-02

Last Production

2026-03

Operator History

Chain of Custody

ARROW EXPLORATION COMPANY 1996-2004→ EMERALD OPERATING COMPANY, INC. 2005-2008→ ENERVEST OPERATING, L.L.C. 2008-2018→ MAGNOLIA OIL & GAS OPERATING LLC 2018-2025

Lease Production

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

Permit History (2)

#441306 Reenter Final Completion

ESTES · 12,000 ft

1995-12-04

Spud 1996-01-22

#220377 Drill Final Completion

HERMAN ESTES UNIT 1 · 9,200 ft

1983-11-10

Spud 1984-01-24

Permit Applications (2)

#441306 A ARROW EXPLORATION COMPANY

received 1995-10-26

#220377 A GENERAL PRODUCTION COMPANY, INC.

received 1983-11-10

Well Details

Well Number: 1
Max Depth: 12,000 ft
Drill Type: Horizontal
County: LEE
District: 3
Operator: UNITED OIL & MINERALS INC.
Completed: 1984-02-24

Operator

Name: UNITED OIL & MINERALS, INC
Location: AUSTIN
P-5 Status: Y (filed 2001-06-08)
Cum Oil (all leases): 3,335,258 bbl
Cum Gas (all leases): 96,425,136 mcf
Total Permits: 464

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