COOK F 21 B

Oil · District 08 · Lease #59668

Operator: VITAL ENERGY, INC.

Cum Oil

261k BBL

Cum Gas

684k MCF

casinghead

Wells

1

Production

2023-06 — 2026-04

Peak Month

2024-03

Production History

Cum Oil: 261,456 BBL Cum Gas: 683,795 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

38,868 BBL/mo

Di (annual)

808.2%

b-factor

1.4

EUR

740,644 BBL

R-squared

0.951

type

hyperbolic

Operator History (from monthly production reports)

2026-01 — 2026-07 CRESCENT ENERGY OPERATING, LLC 7 mo
2023-06 — 2025-12 VITAL ENERGY, INC. 31 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ACRESCENT ENERGY OPERATING, LLC210,5002023-01-31