ALLEN L. WILLIAMS

Oil · District 08 · Lease #30310

Operator: MARSHALL & WINSTON, INC.

Cum Oil

47k BBL

Cum Gas

136k MCF

casinghead

Wells

1

Production

1993-01 — 2008-01

Peak Month

1996-10

Production History

Cum Oil: 47,007 BBL Cum Gas: 135,764 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

447 BBL/mo

Di (annual)

16.9%

b-factor

0.0

EUR

31,754 BBL

R-squared

0.331

type

exponential

Operator History (from monthly production reports)

1993-01 — 2008-03 MARSHALL & WINSTON, INC. 183 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MARSHALL & WINSTON INC.18,4001985-09-09