PARTEE 81-128 B UNIT

Oil · District 08 · Lease #57662

Operator: HIGHPEAK ENERGY HOLDINGS, LLC

Cum Oil

244k BBL

Cum Gas

512k MCF

casinghead

Wells

1

Production

2022-03 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 244,009 BBL Cum Gas: 511,745 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,583 BBL/mo

Di (annual)

180.4%

b-factor

1.0

EUR

498,036 BBL

R-squared

0.776

type

hyperbolic

Operator History (from monthly production reports)

2022-03 — 2026-07 HIGHPEAK ENERGY HOLDINGS, LLC 53 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
D 7HHIGHPEAK ENERGY HOLDINGS, LLC18,9002022-01-19