JOHN "B"

Oil · District 8A · Lease #68114

Operator: PATTERSON PETROLEUM LP

Cum Oil

40k BBL

Cum Gas

14k MCF

casinghead

Wells

1

Production

1999-08 — 2009-12

Peak Month

1999-09

Production History

Cum Oil: 39,767 BBL Cum Gas: 13,942 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,180 BBL/mo

Di (annual)

41.0%

b-factor

0.0

EUR

34,492 BBL

R-squared

0.573

type

exponential

Operator History (from monthly production reports)

2007-11 — 2010-12 CML EXPLORATION, LLC 38 mo
2007-08 — 2007-10 PATTERSON PETROLEUM LLC 3 mo
2000-03 — 2007-07 PATTERSON PETROLEUM LP 89 mo
1999-08 — 2000-02 PATTERSON PETROLEUM, INC. 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CML EXPLORATION LLC15,1001999-07-21