AMACKER88 "A"

Oil · District 7C · Lease #16473

Operator: HENRY PETROLEUM LP

Cum Oil

103k BBL

Cum Gas

556k MCF

casinghead

Wells

2

Production

2008-02 — 2026-04

Peak Month

2012-07

Production History

Cum Oil: 102,878 BBL Cum Gas: 555,531 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,391 BBL/mo

Di (annual)

116.7%

b-factor

0.6

EUR

79,191 BBL

R-squared

0.770

type

hyperbolic

Operator History (from monthly production reports)

2009-01 — 2026-07 COG OPERATING LLC 211 mo
2008-02 — 2008-12 HENRY PETROLEUM LP 11 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5COG OPERATING LLC112,0002012-03-08
7COG OPERATING LLC110,8002007-01-12