SAU 28-4

Oil · District 7C · Lease #14552

Operator: MARINER ENERGY, INC.

Cum Oil

151k BBL

Cum Gas

796k MCF

casinghead

Wells

3

Production

1997-04 — 2026-04

Peak Month

2005-08

Production History

Cum Oil: 150,918 BBL Cum Gas: 796,000 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,381 BBL/mo

Di (annual)

11.2%

b-factor

0.0

EUR

147,934 BBL

R-squared

0.455

type

exponential

Operator History (from monthly production reports)

2010-12 — 2026-07 APACHE CORPORATION 188 mo
1997-04 — 2010-11 MARINER ENERGY, INC. 164 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DAPACHE CORPORATION18,5002014-08-01
4AAPACHE CORPORATION18,3502004-09-11
4APACHE CORPORATION18,2001996-11-26