42-383-32017

Final Completion

ROCKER B -W-

REAGAN County · District 7 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

RRC Lookup

Permits

Max Depth

7,500 ft

First Permit

1981-07-22

Latest Activity

1981-07-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1981-10-31

Shut-In

—

Plugged

2011-06-20

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENERGY RESERVES GROUP, INC.

Resolved via: production → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

STEPHENS, AUTRY C. 1993-2000→ ENDEAVOR ENERGY RESOURCES L.P. 2000-2024→ DIAMONDBACK E&P LLC 2025-2025

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)

#126233 Drill Final Completion

ROCKER B "W" · 7,500 ft

1981-07-22

Permit Applications (1)

#126233 A ENERGY RESERVES GROUP, INC.

received 1981-07-22

Well Details

Well Number: 21
Max Depth: 7,500 ft
Drill Type: Vertical
County: REAGAN
District: 7
Operator: DIAMONDBACK E&P LLC
Completed: 1981-10-31

Operator

Name: DIAMONDBACK E&P LLC
Location: MIDLAND
P-5 Status: Y (filed 2026-03-04)
Cum Oil (all leases): 918,907,626 bbl
Cum Gas (all leases): 41,538,322 mcf
Activities: GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits: 4,677

External Links

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