UL 2539 E9

Oil · District 08 · Lease #55348

Operator: QEP ENERGY COMPANY

Cum Oil

306k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2020-06 — 2026-04

Peak Month

2021-05

Production History

Cum Oil: 306,396 BBL Cum Gas: 1,108,519 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

34,489 BBL/mo

Di (annual)

345.7%

b-factor

0.6

EUR

286,671 BBL

R-squared

0.979

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2020-06 — 2021-09 QEP ENERGY COMPANY 16 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
04DNDIAMONDBACK E&P LLC39,9502019-07-30