BIG CHIEF

Oil · District 08 · Lease #46940

Operator: COG OPERATING LLC

Cum Oil

3k BBL

Cum Gas

11k MCF

casinghead

Wells

1

Production

2015-03 — 2016-02

Peak Month

2015-07

Production History

Cum Oil: 2,735 BBL Cum Gas: 10,897 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

621 BBL/mo

Di (annual)

366.2%

b-factor

0.2

EUR

2,547 BBL

R-squared

0.946

type

hyperbolic

Operator History (from monthly production reports)

2015-03 — 2020-09 COG OPERATING LLC 67 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4801SCOUT ENERGY MANAGEMENT LLC614,5002015-10-27