HALFF "A"

Oil · District 7C · Lease #7108

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

74k BBL

Cum Gas

255k MCF

casinghead

Wells

4

Production

1993-01 — 2017-11

Peak Month

1999-07

Production History

Cum Oil: 74,438 BBL Cum Gas: 254,554 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,035 BBL/mo

Di (annual)

36.7%

b-factor

0.5

EUR

61,039 BBL

R-squared

0.509

type

hyperbolic

Operator History (from monthly production reports)

2010-12 — 2019-03 APACHE CORPORATION 100 mo
2007-12 — 2010-11 MARINER ENERGY, INC. 36 mo
1993-01 — 2007-11 TAMARACK PETROLEUM COMPANY, INC. 179 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6TMAPACHE CORPORATION18,6502006-02-10
2APACHE CORPORATION18,3451996-04-15
142-383-30805APACHE CORPORATION------
342-383-30835APACHE CORPORATION------