ARCO FEE

Oil · District 03 · Lease #12399

Operator: SYNERGY OIL & GAS, INC. (A)

Fields: ADAMS RANCH (FRIO 5800)

Cum Oil

45k BBL

Cum Gas

48 MCF

casinghead

Wells

1

Production

1993-01 — 2002-10

Peak Month

1993-05

Production History

Cum Oil: 44,729 BBL Cum Gas: 48 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

757 BBL/mo

Di (annual)

18.7%

b-factor

0.0

EUR

48,375 BBL

R-squared

0.359

type

exponential

Operator History (from monthly production reports)

2016-01 — 2026-07 LOW-END OIL LLC 127 mo

2011-12 — 2015-12 REDWOOD OPERATING, INC. 49 mo

2008-11 — 2011-11 JIL OIL CORP. 37 mo

2005-08 — 2008-10 CARBON OIL INC 39 mo

1999-10 — 2005-07 AMERICO ENERGY RESOURCES, LLC 70 mo

1997-07 — 1999-09 SYNERGY OIL & GAS, INC. (A) 27 mo

1993-01 — 1997-06 DESCO OIL COMPANY 54 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-361-30323	LOW-END OIL LLC	1	7,300	1979-03-16