JOHNSON 1-86

Oil · District 10 · Lease #41185

Operator: SHELL WESTERN E&P

Cum Oil

236k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-03 — 2026-03

Peak Month

2011-04

Production History

Cum Oil: 236,423 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

6,647 BBL/mo

Di (annual)

99.2%

b-factor

0.4

EUR

132,667 BBL

R-squared

0.525

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING, INC.118,0002010-11-23
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