42-433-33088

Final Completion

DAVAN UNIT

STONEWALL County · District 7 · WINN OPERATING LLC · DAVAN (STRAWN SAND)

RRC Lookup

Permits

Max Depth

6,300 ft

First Permit

1997-04-02

Latest Activity

1997-04-02

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-03-13

Shut-In

—

Plugged

2025-03-01

EWA / Permit operator mismatch

Scheduling: WINN OPERATING LLC ≠ Permit: COSTILLA ENERGY, INC.

Resolved via: production → WINN OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

COSTILLA PETROLEUM CORPORATION 1993-1997→ COSTILLA ENERGY, INC. 1997-2000→ DREYFUS, LOUIS NATURAL GAS CORP 2000-2001→ DOMINION OKLAHOMA TEXAS E&P, INC 2001-2007→ HIGHMOUNT EXPL & PROD TEXAS LLC 2008-2009→ URBAN OIL & GAS GROUP, LLC 2009-2023→ WINN OPERATING, LLC 2023-2025

Lease Production

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

Oil

production & DCA →

Permit History (1)

#460629 Drill Final Completion

DAVAN UNIT E · 6,300 ft

1997-04-02

Spud 1998-01-28

Permit Applications (1)

#460629 A COSTILLA ENERGY, INC.

received 1997-04-02

Well Details

Well Number: 401
Max Depth: 6,300 ft
Drill Type: Vertical
County: STONEWALL
District: 7
Operator: WINN OPERATING LLC
Completed: 1998-03-13

Operator

Name: WINN OPER, LLC
Location: KILGORE
P-5 Status: Y (filed 2025-10-04)
Cum Oil (all leases): 1,402,245 bbl
Cum Gas (all leases): 162,869 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 1

External Links

RRC Wellbore Query →