UL 2539 W12

Oil · District 08 · Lease #55421

Operator: QEP ENERGY COMPANY

Cum Oil

273k BBL

Cum Gas

695k MCF

casinghead

Wells

1

Production

2020-10 — 2026-04

Peak Month

2021-07

Production History

Cum Oil: 272,635 BBL Cum Gas: 694,977 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

32,068 BBL/mo

Di (annual)

808.9%

b-factor

1.0

EUR

287,412 BBL

R-squared

0.860

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2020-10 — 2021-09 QEP ENERGY COMPANY 12 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10DNDIAMONDBACK E&P LLC19,9502020-02-04