UNDERWOOD

Oil · District 08 · Lease #25184

Operator: WILBANKS, BRUCE A. COMPANY

Cum Oil

1k BBL

Cum Gas

19 MCF

casinghead

Wells

1

Production

1993-01 — 2006-11

Peak Month

2004-05

Production History

Cum Oil: 1,057 BBL Cum Gas: 19 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

27 BBL/mo

Di (annual)

62.8%

b-factor

0.0

EUR

493 BBL

R-squared

0.456

type

exponential

Operator History (from monthly production reports)

2006-03 — 2008-12 LAVANCO ENERGY, LTD. 34 mo
2002-06 — 2006-02 LAVANCO ENERGY, INC. 45 mo
1996-09 — 2002-05 WILBANKS, BRUCE A. COMPANY 69 mo
1993-01 — 1996-08 WILBANKS, BRUCE A. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LAVANCO ENERGY LTD.110,3001978-01-31