HALFF -1-

Oil · District 7C · Lease #6790

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

35k BBL

Cum Gas

373k MCF

casinghead

Wells

3

Production

1993-01 — 2018-02

Peak Month

2006-06

Production History

Cum Oil: 34,546 BBL Cum Gas: 373,197 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

305 BBL/mo

Di (annual)

16.4%

b-factor

0.0

EUR

22,235 BBL

R-squared

0.329

type

exponential

Operator History (from monthly production reports)

2010-12 — 2019-06 APACHE CORPORATION 103 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
1993-01 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 179 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3TMAPACHE CORPORATION19,0002006-02-21
142-383-30670APACHE CORPORATION------
242-461-30535APACHE CORPORATION------