AMACKER 67B

Oil · District 7C · Lease #21032

Operator: COG OPERATING LLC

Cum Oil

377k BBL

Cum Gas

1.6M MCF

casinghead

Wells

1

Production

2020-05 — 2026-04

Peak Month

2020-08

Production History

Cum Oil: 377,418 BBL Cum Gas: 1,634,546 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,816 BBL/mo

Di (annual)

476.5%

b-factor

1.2

EUR

569,948 BBL

R-squared

0.896

type

hyperbolic

Operator History (from monthly production reports)

2020-05 — 2026-07 COG OPERATING LLC 75 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6704BHCOG OPERATING LLC112,0002019-12-17