FOSSIL LONE OAK RANCH

Oil · District 5 · Lease #3979

Operator: RIVERSHORE OPERATING LLC

Cum Oil

6k BBL

Cum Gas

0 MCF

Wells

1

Production

2012-08 — 2026-03

Peak Month

2013-02

Production History

Cum Oil: 5,869 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

294 BBL/mo

Di (annual)

78.1%

b-factor

0.2

EUR

5,597 BBL

R-squared

0.720

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HGASTAR EXPLORATION TEXAS, LP213,7502012-06-16
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