JOHNSON -2-

Oil · District 10 · Lease #32487

Operator: SMITH & MARRS INC.

Cum Oil

278k BBL

Cum Gas

0 MCF

Wells

14

Production

1993-01 — 2013-03

Peak Month

1993-05

Production History

Cum Oil: 277,700 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,520 BBL/mo

Di (annual)

4.6%

b-factor

0.0

EUR

357,707 BBL

R-squared

0.331

type

exponential

Wells (14)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11RICHMOND PETROLEUM INC.27,0002012-03-23
5RICHMOND PETROLEUM INC.27,5002012-03-23
10RICHMOND PETROLEUM INC.27,0002012-02-10
1RICHMOND PETROLEUM INC.37,5002012-01-30
7RICHMOND PETROLEUM INC.27,5002012-01-25
9RICHMOND PETROLEUM INC.27,0002011-09-26
12RICHMOND PETROLEUM INC.37,5001995-08-01
3RICHMOND PETROLEUM INC.37,5001995-08-01
4RICHMOND PETROLEUM INC.27,5001995-08-01
6RICHMOND PETROLEUM INC.27,5001995-07-24
13RICHMOND PETROLEUM INC.27,5001995-06-30
14RICHMOND PETROLEUM INC.27,5001995-06-21
8RICHMOND PETROLEUM INC.17,0001990-01-17
2RICHMOND PETROLEUM INC.27,5001989-10-11
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