OLD HICKORY STATE

Oil · District 10 · Lease #45421

Operator: U.S. ENERGY DEVELOPMENT CORP

Cum Oil

1.0M BBL

Cum Gas

0 MCF

Wells

2

Production

2014-02 — 2026-03

Peak Month

2014-04

Production History

Cum Oil: 1,006,272 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

39,474 BBL/mo

Di (annual)

80.2%

b-factor

0.4

EUR

970,860 BBL

R-squared

0.812

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1404HCOG OPERATING LLC115,9002013-12-23
1503HCOG OPERATING LLC110,6202013-11-22
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