CONCORD

Oil · District 08 · Lease #34143

Operator: MARALO, LLC

Cum Oil

86k BBL

Cum Gas

232k MCF

casinghead

Wells

2

Production

1994-04 — 2017-08

Peak Month

1994-08

Production History

Cum Oil: 85,656 BBL Cum Gas: 231,596 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

974 BBL/mo

Di (annual)

14.1%

b-factor

0.0

EUR

82,624 BBL

R-squared

0.807

type

exponential

Operator History (from monthly production reports)

2016-07 — 2019-01 BLACK MOUNTAIN OPERATING LLC 31 mo
2011-01 — 2016-06 LEGACY RESERVES OPERATING LP 66 mo
2004-12 — 2010-12 COG OPERATING LLC 73 mo
1999-01 — 2004-11 MARALO, LLC 71 mo
1994-04 — 1998-12 MARALO, INC. 57 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2BLACK MOUNTAIN OPERATING LLC16,2501994-07-19
1BLACK MOUNTAIN OPERATING LLC16,2001994-02-23