SIMPSON-WARD

Oil · District 8A · Lease #63133

Operator: R & S ROUSTABOUT SERVICE CO.

Fields: SEVEN LAKES (FUSSELMAN)

Cum Oil

226 BBL

Cum Gas

20 MCF

casinghead

Wells

1

Production

1993-01 — 2018-01

Peak Month

2014-09

Production History

Cum Oil: 226 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9 BBL/mo

Di (annual)

60.1%

b-factor

0.0

EUR

159 BBL

R-squared

0.623

type

exponential

Operator History (from monthly production reports)

2013-09 — 2026-07 BARJ OIL CO. 155 mo

2002-07 — 2013-08 R & S ROUSTABOUT SERVICE CO. 134 mo

1993-01 — 2002-06 BARJ OIL CO. 114 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-445-30874	BARJ OIL CO.	1	12,200	1980-10-09