UL 2539 E12

Oil · District 08 · Lease #55561

Operator: QEP ENERGY COMPANY

Cum Oil

241k BBL

Cum Gas

1.0M MCF

casinghead

Wells

1

Production

2020-07 — 2026-04

Peak Month

2021-07

Production History

Cum Oil: 241,257 BBL Cum Gas: 1,023,074 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,733 BBL/mo

Di (annual)

62.8%

b-factor

0.0

EUR

147,714 BBL

R-squared

0.388

type

exponential

Operator History (from monthly production reports)

2021-10 — 2026-07 DIAMONDBACK E&P LLC 58 mo
2020-07 — 2021-09 QEP ENERGY COMPANY 15 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
06LMDIAMONDBACK E&P LLC29,3002019-08-23