42-461-31423

PRODUCING

HALFF ESTATE 26

UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

RRC Lookup

Permits

Max Depth

10,500 ft

First Permit

1979-03-27

Latest Activity

2022-06-01

Lifespan

43 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-01-01

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

COX, JOHN L. 1993-2003→ JM COX RESOURCES, L.P. 2003-2018→ DE3 OPERATING LLC 2018-2021→ PIONEER NATURAL RES. USA, INC. 2021-2025

Lease Production

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

Permit History (2)

#879419 Recompletion Final Completion

HALFF ESTATE 26 · 10,355 ft

2022-06-01

Spud 2018-01-01

#45072 Drill Final Completion

HALFF ESTATE "26" · 10,500 ft

1979-03-27

Permit Applications (2)

#879419 A PIONEER NATURAL RES. USA, INC.

received 2022-04-25

#45072 A COX, JOHN L.

received 1979-03-27

Google Maps → Explorer Map →

Lat 31.345287

Lon -102.024415

Well Details

Well Number: 1
Max Depth: 10,500 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: PIONEER NATURAL RES. USA INC.
Completed: 2018-01-01

Operator

Name: PIONEER NATURAL RES. USA, INC
Location: Y SPRING
P-5 Status: Y (filed 2025-05-02)
Cum Oil (all leases): 1,696,586,121 bbl
Cum Gas (all leases): 1,763,332,471 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 15,133

External Links

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