AMERICAN REPUBLICS "A"

Oil · District 7C · Lease #17161

Operator: COG OPERATING LLC

Cum Oil

3.9M BBL

Cum Gas

14.8M MCF

casinghead

Wells

16

Production

2010-05 — 2026-04

Peak Month

2019-08

Production History

Cum Oil: 3,871,596 BBL Cum Gas: 14,816,383 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

250,312 BBL/mo

Di (annual)

205.4%

b-factor

0.7

EUR

4,102,686 BBL

R-squared

0.979

type

hyperbolic

Operator History (from monthly production reports)

2010-05 — 2026-07 COG OPERATING LLC 195 mo

Wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
806BHCOG OPERATING LLC112,0002018-10-23
807LHCOG OPERATING LLC112,0002018-10-23
808BHCOG OPERATING LLC212,0002018-10-23
808LHCOG OPERATING LLC212,0002018-10-23
805BHCOG OPERATING LLC112,0002018-10-22
806LHCOG OPERATING LLC112,0002018-10-22
807AHCOG OPERATING LLC112,0002018-10-22
807BHCOG OPERATING LLC112,0002018-10-22
805LHCOG OPERATING LLC112,0002018-10-18
40COG OPERATING LLC111,5002011-02-03
41COG OPERATING LLC111,5002010-10-21
8COG OPERATING LLC112,0002010-02-26
4COG OPERATING LLC210,2501984-01-12
6COG OPERATING LLC110,5001982-11-04
5COG OPERATING LLC210,2001982-09-29
2COG OPERATING LLC110,3261979-02-20