MARTIN 800

Oil · District 10 · Lease #9139

Operator: HIGHMARK ENERGY OPERATING, LLC

Cum Oil

21k BBL

Cum Gas

1.1M MCF

casinghead

Wells

3

Production

2011-05 — 2026-04

Peak Month

2011-05

Production History

Cum Oil: 21,127 BBL Cum Gas: 1,094,220 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

396 BBL/mo

Di (annual)

24.4%

b-factor

0.0

EUR

19,410 BBL

R-squared

0.848

type

exponential

Operator History (from monthly production reports)

2022-02 — 2026-07 HIGHMARK ENERGY OPERATING, LLC 54 mo
2011-05 — 2022-01 EOG RESOURCES, INC. 129 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HHIGHMARK ENERGY OPERATING, LLC29,0002007-04-20
4HHIGHMARK ENERGY OPERATING, LLC29,0002006-12-08
3HHIGHMARK ENERGY OPERATING, LLC19,0002006-06-30