ROLL CALL 29-32 K

Oil · District 08 · Lease #59876

Operator: DIAMONDBACK E&P LLC

Cum Oil

181k BBL

Cum Gas

482k MCF

casinghead

Wells

1

Production

2023-08 — 2026-04

Peak Month

2024-03

Production History

Cum Oil: 180,864 BBL Cum Gas: 481,787 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,117 BBL/mo

Di (annual)

489.7%

b-factor

0.7

EUR

227,263 BBL

R-squared

0.979

type

hyperbolic

Operator History (from monthly production reports)

2023-08 — 2026-07 DIAMONDBACK E&P LLC 36 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11WBDIAMONDBACK E&P LLC28,9152022-11-22