DOWNIE RANCH

Oil · District 10 · Lease #30321

Operator: SHELL WESTERN E&P INC.

Cum Oil

188k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2009-05

Peak Month

1993-03

Production History

Cum Oil: 187,891 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,461 BBL/mo

Di (annual)

15.1%

b-factor

0.0

EUR

195,407 BBL

R-squared

0.715

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
407SHELL WESTERN E&P INC.13,5001985-10-21
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