UNIVERSITY 4-28

Oil · District 9 · Lease #18067

Operator: ROCKPORT ENERGY SOLUTIONS LLC

Cum Oil

186k BBL

Cum Gas

0 MCF

Wells

1

Production

2012-11 — 2026-03

Peak Month

2013-05

Production History

Cum Oil: 185,575 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,916 BBL/mo

Di (annual)

40.7%

b-factor

0.1

EUR

160,786 BBL

R-squared

0.909

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OPAL RESOURCES OPERATING CO.,LLC113,0002012-07-18
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