WILLIS

Oil · District 08 · Lease #35661

Operator: TMBR/SHARP DRILLING, INC.

Cum Oil

30k BBL

Cum Gas

95k MCF

casinghead

Wells

1

Production

1997-10 — 2022-12

Peak Month

1998-06

Production History

Cum Oil: 30,258 BBL Cum Gas: 95,161 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

449 BBL/mo

Di (annual)

19.0%

b-factor

0.0

EUR

28,284 BBL

R-squared

0.835

type

exponential

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2008-05 — 2021-01 LEGACY RESERVES OPERATING LP 153 mo
2007-06 — 2008-04 BC OPERATING, INC. 11 mo
2004-03 — 2007-05 PATTERSON PETROLEUM LP 39 mo
1997-10 — 2004-02 TMBR/SHARP DRILLING, INC. 77 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AEXTEX OPERATING COMPANY19,2001997-09-12