LANCE 9-4 B

Oil · District 08 · Lease #58118

Operator: DIAMONDBACK E&P LLC

Cum Oil

224k BBL

Cum Gas

683k MCF

casinghead

Wells

1

Production

2022-09 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 223,825 BBL Cum Gas: 683,368 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

24,873 BBL/mo

Di (annual)

495.4%

b-factor

1.0

EUR

333,171 BBL

R-squared

0.917

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 DIAMONDBACK E&P LLC 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2LSDIAMONDBACK E&P LLC18,1352022-06-10