A.B. MARSHALL

Oil · District 03 · Lease #24919

Operator: WRD OPERATING LLC

Fields: DYERSDALE

Cum Oil

58k BBL

Cum Gas

0 MCF

Wells

1

Production

2006-10 — 2018-12

Peak Month

2007-01

Production History

Cum Oil: 57,846 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,893 BBL/mo

Di (annual)

67.2%

b-factor

0.2

EUR

42,151 BBL

R-squared

0.641

type

hyperbolic

Operator History (from monthly production reports)

2022-10 — 2026-07 WRD OPERATING LLC 46 mo

2022-01 — 2022-09 DAF OPERATING, LLC 9 mo

2015-02 — 2021-12 WESTERN ENERGY GROUP, LLC 83 mo

2014-03 — 2015-01 PRIMROSE RESOURCES, LLC 11 mo

2011-01 — 2014-02 WESTERN ENERGY GROUP, LLC 38 mo

2008-05 — 2010-12 DYERSDALE ENERGY, L.P. 32 mo

2006-10 — 2008-04 KESTREL RESOURCES, INC. 19 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
32	42-201-32762	WRD OPERATING LLC	1	4,250	2006-07-05