42-123-31286

Final Completion

ATOKA-GOHLKE

DE WITT County · District 2 · MASTODON OPERATING COMPANY LLC · SPEARY EAST (WILCOX 9800)

RRC Lookup

Permits

Max Depth

10,200 ft

First Permit

1982-12-31

Latest Activity

2004-11-05

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2004-11-06

Shut-In

—

Plugged

2020-01-08

EWA / Production operator mismatch

Scheduling: MASTODON OPERATING COMPANY LLC ≠ Production: HELIA TEC RESOURCES, INC. (reported 2008-06)

EWA / Permit operator mismatch

Scheduling: MASTODON OPERATING COMPANY LLC ≠ Permit: NESS OPERATING OF TEXAS, INC.

Resolved via: scheduling → MASTODON OPERATING COMPANY LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

NESS OPERATING OF TEXAS, INC. 2004-2004→ ROCKOIL ENERGY OF TEXAS, INC. 2005-2006→ HELIA TEC RESOURCES, INC. 2008-2008

Lease Production

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

Permit History (2)

#553256 Recompletion Final Completion

ATOKA-GOHLKE · 10,050 ft

2004-11-05

#184007 Drill

GOHLKE, LEEROY · 10,200 ft

1982-12-31

Permit Applications (3)

#553256 X NESS OPERATING OF TEXAS, INC.

received 2004-11-08

#553256 A NESS OPERATING OF TEXAS, INC.

received 2004-11-05

#184007 A ATOKA ENERGY CORPORATION

received 1982-12-31

Well Details

Well Number: 1
Max Depth: 10,200 ft
Drill Type: Vertical
County: DE WITT
District: 2
Operator: MASTODON OPERATING COMPANY LLC
Completed: 2004-11-06

Operator

Name: MASTODON OPERATING COMPANY, LLC
Location: HOUSTON
P-5 Status: Y (filed 2025-05-02)
Cum Oil (all leases): 17,758 bbl
Cum Gas (all leases): 36,857 mcf
Activities: OPRS/G, OPRS/O

External Links

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