42-329-31729

Final Completion Horizontal

TXL -Q-

MIDLAND County · District 8 · PARKER & PARSLEY DEVELOPMENT CO. · SPRABERRY(TREND AREA DEAN-WLFCP)

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Permits

Max Depth

9,500 ft

First Permit

1986-07-25

Latest Activity

1997-02-10

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-02-11

Shut-In

—

Plugged

2021-07-27

EWA / Production operator mismatch

Scheduling: PARKER & PARSLEY DEVELOPMENT CO. ≠ Production: PIONEER NATURAL RES. USA, INC. (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: PARKER & PARSLEY DEVELOPMENT CO. ≠ Permit: PARKER & PARSLEY DEVELOPMENT L.P

Resolved via: production → PIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

PARKER & PARSLEY DEVELOPMENT CO. 1993-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ PIONEER NATURAL RES. USA, INC. 1997-2025

Lease Production

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

Permit History (2)

#458480 Recompletion Final Completion

PRESTON SPRABERRY UNIT · 9,500 ft

1997-02-10

Spud 1997-02-11

#304551 Drill Final Completion

TXL "Q" · 9,500 ft

1986-07-25

Permit Applications (2)

#458480 A PARKER & PARSLEY DEVELOPMENT L.P

received 1997-02-10

#304551 A MOBIL PRODUCING TX. & N.M. INC.

received 1986-07-24

Well Details

Well Number: 4510B
Max Depth: 9,500 ft
Drill Type: Horizontal
County: MIDLAND
District: 8
Operator: PARKER & PARSLEY DEVELOPMENT CO.
Completed: 1987-02-11

Operator

Name: PARKER & PARSLEY, LTD
Location: MIDLAND
P-5 Status: Y (filed 1995-10-06)
Cum Oil (all leases): 24,612,423 bbl
Cum Gas (all leases): 36,136,116 mcf
Total Permits: 961

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