PEERY 733

Oil · District 10 · Lease #7843

Operator: HIGHMARK ENERGY OPERATING, LLC

Cum Oil

85k BBL

Cum Gas

492k MCF

casinghead

Wells

2

Production

2007-12 — 2025-04

Peak Month

2008-05

Production History

Cum Oil: 84,751 BBL Cum Gas: 491,913 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,753 BBL/mo

Di (annual)

31.6%

b-factor

0.1

EUR

73,856 BBL

R-squared

0.727

type

hyperbolic

Operator History (from monthly production reports)

2022-02 — 2026-07 HIGHMARK ENERGY OPERATING, LLC 54 mo
2007-12 — 2022-01 EOG RESOURCES, INC. 170 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HHIGHMARK ENERGY OPERATING LLC19,0002007-11-27
5HHIGHMARK ENERGY OPERATING LLC19,0002007-04-19