HOWARD "A"

Oil · District 06 · Lease #14071

Operator: MARATHON OIL COMPANY

Cum Oil

6k BBL

Cum Gas

161k MCF

casinghead

Wells

1

Production

2000-05 — 2003-08

Peak Month

2000-06

Production History

Cum Oil: 5,773 BBL Cum Gas: 161,107 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

430 BBL/mo

Di (annual)

123.7%

b-factor

0.4

EUR

6,768 BBL

R-squared

0.889

type

hyperbolic

Operator History (from monthly production reports)

2003-05 — 2004-05 KAISER-FRANCIS OIL COMPANY 13 mo
2000-05 — 2003-04 MARATHON OIL COMPANY 36 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SHERIDAN PRODUCTION CO III, LLC311,5002000-08-09