GRIFFIN RANCH OU A

Oil · District 06 · Lease #14166

Operator: GEO-VEST OF TEXAS, INC.

Cum Oil

39k BBL

Cum Gas

183k MCF

casinghead

Wells

2

Production

2002-05 — 2008-01

Peak Month

2004-05

Production History

Cum Oil: 38,748 BBL Cum Gas: 182,732 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,384 BBL/mo

Di (annual)

40.4%

b-factor

0.0

EUR

41,123 BBL

R-squared

0.638

type

exponential

Operator History (from monthly production reports)

2002-05 — 2008-06 GEO-VEST OF TEXAS, INC. 74 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SYDRI OPERATING, LLC19,0002002-03-28
2SYDRI OPERATING, LLC19,0002002-03-28