CUMBERLAND WEST I

Oil · District 08 · Lease #56054

Operator: DIAMONDBACK E&P LLC

Cum Oil

200k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2021-02 — 2026-04

Peak Month

2021-03

Production History

Cum Oil: 199,838 BBL Cum Gas: 1,446,934 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,522 BBL/mo

Di (annual)

363.5%

b-factor

0.7

EUR

217,468 BBL

R-squared

0.820

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 DIAMONDBACK E&P LLC 66 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3403WBDIAMONDBACK E&P LLC213,0002020-02-18