GERLACH

Oil · District 8A · Lease #67810

Operator: VISTA RESOURCES, INC. (A)

Fields: CLAUENE, NW. (STRAWN)

Cum Oil

96k BBL

Cum Gas

55k MCF

casinghead

Wells

1

Production

1997-09 — 2005-03

Peak Month

1998-09

Production History

Cum Oil: 96,049 BBL Cum Gas: 55,174 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,437 BBL/mo

Di (annual)

115.0%

b-factor

0.1

EUR

51,467 BBL

R-squared

0.948

type

hyperbolic

Operator History (from monthly production reports)

2008-07 — 2026-07 MESQUITE SWD INC 217 mo

2004-04 — 2008-06 ROCKER A OPERATING COMPANY 51 mo

2002-09 — 2004-03 SCYTHIAN, LTD. 19 mo

2002-04 — 2002-08 GRUY PETROLEUM MANAGEMENT CO. 5 mo

2000-03 — 2002-03 PRIZE OPERATING COMPANY 25 mo

1998-11 — 2000-02 VISTA RESOURCES, INC. (A) 16 mo

1997-09 — 1998-10 MIDLAND RES. OPER. CO., INC. 14 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-219-36348	MESQUITE SWD INC	2	10,700	1997-07-03