DARLENE UNIT

Oil · District 2 · Lease #9411

Operator: PLAINS EXPLORATION & PROD. CO.

Cum Oil

103k BBL

Cum Gas

0 MCF

Wells

2

Production

2009-09 — 2011-08

Peak Month

2010-06

Production History

Cum Oil: 103,121 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

12,276 BBL/mo

Di (annual)

269.3%

b-factor

0.0

EUR

54,919 BBL

R-squared

0.620

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HHUGHES, DAN A. COMPANY, L.P.115,0002009-11-24
1 HHUGHES, DAN A. COMPANY, L.P.214,8272009-05-26
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