GECKO PERRYMAN -2-

Oil · District 8A · Lease #67507

Operator: RAW OIL & GAS, INC.

Cum Oil

61k BBL

Cum Gas

28k MCF

casinghead

Wells

1

Production

1996-02 — 2002-10

Peak Month

1996-07

Production History

Cum Oil: 61,256 BBL Cum Gas: 27,664 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,567 BBL/mo

Di (annual)

124.0%

b-factor

0.3

EUR

49,184 BBL

R-squared

0.884

type

hyperbolic

Operator History (from monthly production reports)

2004-03 — 2005-04 PATTERSON PETROLEUM LP 14 mo
2002-03 — 2004-02 RAW OIL & GAS, INC. 24 mo
1996-06 — 2002-02 HAT OIL & GAS, INC. 69 mo
1996-02 — 1996-05 GECKO 4 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PATTERSON PETROLEUM LP39,0001996-01-23