HALFF -32-

Oil · District 7C · Lease #14362

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

31k BBL

Cum Gas

221k MCF

casinghead

Wells

1

Production

1996-04 — 2016-01

Peak Month

1999-08

Production History

Cum Oil: 30,683 BBL Cum Gas: 220,561 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

313 BBL/mo

Di (annual)

12.7%

b-factor

0.0

EUR

29,499 BBL

R-squared

0.620

type

exponential

Operator History (from monthly production reports)

2010-12 — 2021-07 APACHE CORPORATION 128 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
1996-04 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 140 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1APACHE CORPORATION18,3951996-04-10