UL 2539 E4

Oil · District 08 · Lease #55342

Operator: QEP ENERGY COMPANY

Cum Oil

273k BBL

Cum Gas

863k MCF

casinghead

Wells

1

Production

2020-04 — 2026-04

Peak Month

2021-06

Production History

Cum Oil: 273,388 BBL Cum Gas: 863,229 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,811 BBL/mo

Di (annual)

39.1%

b-factor

0.0

EUR

209,202 BBL

R-squared

0.326

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
02SBDIAMONDBACK E&P LLC29,8002019-07-30