MACK 8 UNIT

Oil · District 08 · Lease #44881

Operator: APACHE CORPORATION

Cum Oil

359k BBL

Cum Gas

589k MCF

casinghead

Wells

3

Production

2013-06 — 2026-04

Peak Month

2014-12

Production History

Cum Oil: 359,176 BBL Cum Gas: 589,209 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,425 BBL/mo

Di (annual)

509.4%

b-factor

1.4

EUR

371,281 BBL

R-squared

0.905

type

hyperbolic

Operator History (from monthly production reports)

2013-06 — 2026-07 APACHE CORPORATION 158 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5APACHE CORPORATION110,6002014-08-13
4APACHE CORPORATION110,6002013-10-01
1APACHE CORPORATION210,6002012-10-19