ROLL CALL 29-32 A

Oil · District 08 · Lease #59856

Operator: DIAMONDBACK E&P LLC

Cum Oil

168k BBL

Cum Gas

232k MCF

casinghead

Wells

2

Production

2023-09 — 2026-04

Peak Month

2024-04

Production History

Cum Oil: 167,587 BBL Cum Gas: 232,389 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,071 BBL/mo

Di (annual)

238.7%

b-factor

0.6

EUR

226,263 BBL

R-squared

0.958

type

hyperbolic

Operator History (from monthly production reports)

2023-09 — 2026-07 DIAMONDBACK E&P LLC 35 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1JMDIAMONDBACK E&P LLC28,3002022-11-22
1MSDIAMONDBACK E&P LLC28,3002022-11-22