HARTLEY UNIT

Oil · District 08 · Lease #41708

Operator: APACHE CORPORATION

Cum Oil

174k BBL

Cum Gas

150k MCF

casinghead

Wells

3

Production

2011-06 — 2026-04

Peak Month

2013-08

Production History

Cum Oil: 174,053 BBL Cum Gas: 149,674 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,667 BBL/mo

Di (annual)

113.0%

b-factor

0.3

EUR

70,668 BBL

R-squared

0.529

type

hyperbolic

Operator History (from monthly production reports)

2011-06 — 2026-07 APACHE CORPORATION 182 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18APACHE CORPORATION110,9002014-02-25
20APACHE CORPORATION110,8002013-04-26
4APACHE CORPORATION111,0002011-04-15