42-461-31602

Final Completion

MOBIL-NEAL 12

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

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Permits

Max Depth

12,000 ft

First Permit

1980-06-30

Latest Activity

2022-04-26

Lifespan

42 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1999-12-10

Shut-In

—

Plugged

2025-03-31

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2025-06

Operator History

Chain of Custody

COX, JOHN L. 1993-1999→ PIONEER NATURAL RES. USA, INC. 1999-2022

Lease Production

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

Permit History (2)

#879345 Recompletion Final Completion

MOBIL-NEAL 12 · 11,615 ft

2022-04-26

Spud 1999-12-01

#85438 Drill Final Completion

MOBIL-NEAL "12" · 12,000 ft

1980-06-30

Spud 1980-07-02

Permit Applications (2)

#879345 A PIONEER NATURAL RES. USA, INC.

received 2022-04-21

#85438 A COX, JOHN L.

received 1980-06-30

Google Maps → Explorer Map →

Lat 31.349187

Lon -101.879631

Well Details

Well Number: 1
Max Depth: 12,000 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: PIONEER NATURAL RES. USA INC.
Completed: 1999-12-10

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

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