< leases

SAU 12-2

Oil · District 7C · Lease #13471

Operator: MARINER ENERGY, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

181k BBL

Cum Gas

905k MCF

casinghead

Wells

6

Production

1993-06 — 2026-02

Peak Month

2015-01

Production History

Cum Oil: 181,423 BBL Cum Gas: 905,084 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,938 BBL/mo

Di (annual)

38.6%

b-factor

0.0

EUR

91,319 BBL

R-squared

0.939

type

exponential

Operator History (from monthly production reports)

2010-12 — 2026-07 APACHE CORPORATION 188 mo
1996-07 — 2010-11 MARINER ENERGY, INC. 173 mo
1993-06 — 1996-06 HARDY OIL & GAS USA INC. 37 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2E42-383-38935APACHE CORPORATION18,3502014-08-12
2D42-383-38558APACHE CORPORATION18,2502013-12-05
2C42-383-38548APACHE CORPORATION18,2502013-12-03
2A42-383-37855APACHE CORPORATION18,4002012-05-30
2B42-383-35476APACHE CORPORATION18,3502004-10-11
242-383-34214APACHE CORPORATION18,4001993-04-22