JACOB A

Oil · District 06 · Lease #10845

Operator: ROBINSON OPERATING COMPANY

Fields: BIG SHORTY (PETTIT)

Cum Oil

10k BBL

Cum Gas

166k MCF

casinghead

Wells

1

Production

1993-01 — 2017-02

Peak Month

1993-06

Production History

Cum Oil: 9,782 BBL Cum Gas: 166,443 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

78 BBL/mo

Di (annual)

8.8%

b-factor

0.0

EUR

10,538 BBL

R-squared

0.415

type

exponential

Operator History (from monthly production reports)

2014-11 — 2026-07 DALF ENERGY LLC 141 mo

2013-06 — 2014-10 ALTA VISTA ENERGY LLC 17 mo

2007-12 — 2013-05 BRANTA PRODUCTION COMPANY LLC 66 mo

2004-01 — 2007-11 CAVALRY RESOURCES LLC 47 mo

2003-11 — 2003-12 BROTHERS PRODUCTION COMPANY INC. 2 mo

1995-01 — 2003-10 MUSTANG ENERGY INC. 106 mo

1993-01 — 1994-12 ROBINSON OPERATING COMPANY 24 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-401-30619	DALF ENERGY LLC	3	12,000	1982-10-08