UL 2539 E3

Oil · District 08 · Lease #55449

Operator: QEP ENERGY COMPANY

Cum Oil

260k BBL

Cum Gas

718k MCF

casinghead

Wells

1

Production

2020-04 — 2026-04

Peak Month

2021-04

Production History

Cum Oil: 260,045 BBL Cum Gas: 717,553 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,909 BBL/mo

Di (annual)

48.9%

b-factor

0.0

EUR

193,941 BBL

R-squared

0.449

type

exponential

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2020-04 — 2021-09 QEP ENERGY COMPANY 18 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
02DNDIAMONDBACK E&P LLC49,9502019-07-30