ELLIFF, J. S.

Oil · District 04 · Lease #13016

Operator: APACHE CORPORATION

Cum Oil

4k BBL

Cum Gas

164k MCF

casinghead

Wells

1

Production

2001-03 — 2004-10

Peak Month

2001-04

Production History

Cum Oil: 4,062 BBL Cum Gas: 163,998 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

353 BBL/mo

Di (annual)

657.7%

b-factor

1.1

EUR

4,583 BBL

R-squared

0.515

type

hyperbolic

Operator History (from monthly production reports)

2001-03 — 2005-07 APACHE CORPORATION 53 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
54URBAN OIL & GAS GROUP, LLC18,2002000-11-21