UL 6-21 UNIT

Oil · District 08 · Lease #45882

Operator: SM ENERGY COMPANY

Cum Oil

228k BBL

Cum Gas

258k MCF

casinghead

Wells

2

Production

2014-09 — 2026-04

Peak Month

2014-10

Production History

Cum Oil: 228,475 BBL Cum Gas: 258,449 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,016 BBL/mo

Di (annual)

14.4%

b-factor

0.0

EUR

251,867 BBL

R-squared

0.619

type

exponential

Operator History (from monthly production reports)

2023-03 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 41 mo
2016-06 — 2023-02 COLGATE OPERATING, LLC 81 mo
2014-09 — 2016-05 SM ENERGY COMPANY 21 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HPERMIAN RESOURCES OPERATING, LLC111,3002014-07-26
6HPERMIAN RESOURCES OPERATING, LLC211,3002014-04-29