DUEWALL

Oil · District 03 · Lease #19059

Operator: HOWELL PETROLEUM CORPORATION

Cum Oil

17k BBL

Cum Gas

9k MCF

casinghead

Wells

1

Production

1993-01 — 2000-10

Peak Month

1993-01

Production History

Cum Oil: 16,881 BBL Cum Gas: 8,788 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

610 BBL/mo

Di (annual)

168.1%

b-factor

1.3

EUR

28,474 BBL

R-squared

0.769

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2002-02 HOWELL PETROLEUM CORPORATION 110 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HOWELL PETROLEUM CORPORATION18,0001985-10-04