HARBAUGH

Oil · District 10 · Lease #8218

Operator: CHESAPEAKE OPERATING, INC.

Cum Oil

56k BBL

Cum Gas

163k MCF

casinghead

Wells

1

Production

2010-07 — 2011-09

Peak Month

2010-09

Production History

Cum Oil: 56,082 BBL Cum Gas: 162,746 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,638 BBL/mo

Di (annual)

279.8%

b-factor

0.8

EUR

128,576 BBL

R-squared

0.996

type

hyperbolic

Operator History (from monthly production reports)

2010-07 — 2014-01 CHESAPEAKE OPERATING, INC. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1314HUNBRIDLED RESOURCES, LLC118,0002010-03-12