MONARCH STATE

Oil · District 08 · Lease #45958

Operator: COG OPERATING LLC

Cum Oil

174k BBL

Cum Gas

820k MCF

casinghead

Wells

3

Production

2014-04 — 2019-07

Peak Month

2014-06

Production History

Cum Oil: 174,399 BBL Cum Gas: 819,648 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,016 BBL/mo

Di (annual)

218.7%

b-factor

0.5

EUR

118,887 BBL

R-squared

0.889

type

hyperbolic

Operator History (from monthly production reports)

2014-04 — 2020-10 COG OPERATING LLC 79 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3405HCOG OPERATING LLC110,4002016-12-30
3803HCOG OPERATING LLC112,5002013-12-31
3801HCOG OPERATING LLC119,0002012-11-14