JOHNSON 54-2-40

Oil · District 10 · Lease #41409

Operator: SHELL WESTERN E&P

Cum Oil

25k BBL

Cum Gas

0 MCF

Wells

1

Production

2010-11 — 2017-06

Peak Month

2011-03

Production History

Cum Oil: 25,241 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

8,231 BBL/mo

Di (annual)

500.5%

b-factor

0.0

EUR

20,015 BBL

R-squared

0.554

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING, INC.115,0002010-07-22
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