UL 2539 E11

Oil · District 08 · Lease #55349

Operator: QEP ENERGY COMPANY

Cum Oil

261k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2020-08 — 2026-04

Peak Month

2021-06

Production History

Cum Oil: 261,424 BBL Cum Gas: 1,423,648 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,611 BBL/mo

Di (annual)

487.4%

b-factor

0.7

EUR

246,540 BBL

R-squared

0.954

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2020-08 — 2021-09 QEP ENERGY COMPANY 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
06SBDIAMONDBACK E&P LLC29,8002019-07-31