MARTIN

Oil · District 7B · Lease #16652

Operator: SPARTAN OIL CORPORATION

Fields: COLEMAN COUNTY REGULAR

Cum Oil

4k BBL

Cum Gas

2k MCF

casinghead

Wells

2

Production

1993-01 — 2002-08

Peak Month

1993-04

Production History

Cum Oil: 4,393 BBL Cum Gas: 1,556 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

275 BBL/mo

Di (annual)

288.8%

b-factor

0.4

EUR

1,841 BBL

R-squared

0.539

type

hyperbolic

Operator History (from monthly production reports)

2000-02 — 2003-08 SHADY OIL CO. 43 mo

1998-08 — 2000-01 MONDIALE ENERGY, INC. 18 mo

1997-01 — 1998-07 CHEROKEE PRODUCTION CORP. 19 mo

1994-03 — 1996-12 CENTURION OPERATING CORPORATION 34 mo

1993-01 — 1994-02 SPARTAN OIL CORPORATION 14 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-083-31955	SHADY OIL CO.	2	3,000	1989-06-29
2	42-083-32017	SHADY OIL CO.	1	3,400	1980-03-21