CHIEF 33-28

Oil · District 10 · Lease #50771

Operator: VITAL ENERGY, INC.

Cum Oil

332k BBL

Cum Gas

0 MCF

Wells

1

Production

2018-02 — 2026-03

Peak Month

2018-10

Production History

Cum Oil: 332,127 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

6,685 BBL/mo

Di (annual)

20.1%

b-factor

0.0

EUR

398,167 BBL

R-squared

0.572

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4AHSABALO OPERATING, LLC29,0002018-01-23
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