PORTER "9"

Oil · District 8A · Lease #69295

Operator: SHENANDOAH RESOURCES LLC

Cum Oil

1k BBL

Cum Gas

0 MCF

Wells

1

Production

2007-07 — 2012-05

Peak Month

2008-03

Production History

Cum Oil: 1,416 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

77 BBL/mo

Di (annual)

78.8%

b-factor

0.0

EUR

1,159 BBL

R-squared

0.621

type

exponential

Operator History (from monthly production reports)

2015-09 — 2017-02 SHENANDOAH RESOURCES LLC 18 mo
2013-02 — 2015-08 SHENANDOAH PETROLEUM CORPORATION 31 mo
2012-08 — 2013-01 BUSTAMANTE OIL COMPANY 6 mo
2011-05 — 2012-07 COBALT OPERATING, LLC 15 mo
2007-07 — 2011-04 SHENANDOAH PETROLEUM CORPORATION 46 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RCOBALT OPERATING, LLC39,9502008-07-15