SOUTHERN CROSS 31

Oil · District 08 · Lease #40464

Operator: HALVEY ENERGY, LLC

Cum Oil

65k BBL

Cum Gas

0 MCF

Wells

1

Production

2010-07 — 2026-04

Peak Month

2017-11

Production History

Cum Oil: 65,130 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

446 BBL/mo

Di (annual)

13.3%

b-factor

0.0

EUR

40,150 BBL

R-squared

0.750

type

exponential

Operator History (from monthly production reports)

2016-07 — 2026-07 HALVEY ENERGY, LLC 121 mo
2010-07 — 2016-06 BIG STAR OIL & GAS, LLC 72 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HALVEY ENERGY, LLC18,3502010-05-24