42-495-32413

Final Completion Horizontal

UNIVERSITY 20-11

WINKLER County · District 8 · O NEILL PROPERTIES LTD. · BLOCK 20 (WOLFCAMP)

RRC Lookup

Permits

Max Depth

13,500 ft

First Permit

1992-11-16

Latest Activity

2010-12-17

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1993-01-07

Shut-In

—

Plugged

2004-02-19

EWA / Production operator mismatch

Scheduling: O NEILL PROPERTIES LTD. ≠ Production: EOG RESOURCES, INC. (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: O NEILL PROPERTIES LTD. ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: production → EOG RESOURCES, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

O'NEILL PROPERTIES, LTD. 1993-2003→ ENDEAVOR ENERGY RESOURCES L.P. 2011-2015→ EOG RESOURCES, INC. 2015-2025

Lease Production

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

Permit History (2)

#707071 Reenter Final Completion

UNIVERSITY UNIT '11-20' · 12,000 ft

2010-12-17

Spud 2011-04-07

#405890 Drill Final Completion

UNIVERSITY 20-11 · 13,500 ft

1992-11-16

Spud 1992-11-18

Permit Applications (2)

#707071 A ENDEAVOR ENERGY RESOURCES L.P.

received 2010-12-14

#405890 A O'NEILL PROPERTIES, LTD.

received 1992-11-09

Well Details

Well Number: 1H
Max Depth: 13,500 ft
Drill Type: Horizontal
County: WINKLER
District: 8
Operator: O NEILL PROPERTIES LTD.
Completed: 1993-01-07

Operator

Name: O'NEILL PROPERTIES, LTD
Location: MIDLAND
P-5 Status: Y (filed 2025-11-04)
Cum Oil (all leases): 1,163,112 bbl
Cum Gas (all leases): 14,048,333 mcf
Activities: OPRS/G
Total Permits: 44

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