VOGELSANG

Oil · District 7C · Lease #14593

Operator: SMAIL, JAMES R.

Fields: BALLINGER (GARDNER)

Cum Oil

18k BBL

Cum Gas

25k MCF

casinghead

Wells

1

Production

1997-05 — 2011-10

Peak Month

2000-10

Production History

Cum Oil: 18,432 BBL Cum Gas: 25,349 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

369 BBL/mo

Di (annual)

50.8%

b-factor

0.0

EUR

8,687 BBL

R-squared

0.608

type

exponential

Operator History (from monthly production reports)

2010-06 — 2026-07 R & R WELL SERVICE, INC. 194 mo

2007-01 — 2010-05 BIG D ENERGY COMPANY 41 mo

2002-12 — 2006-12 R & R WELL SERVICE, INC. 49 mo

1999-01 — 2002-11 R & R WELL SERVICE 47 mo

1997-05 — 1998-12 SMAIL, JAMES R. 20 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-399-31827	R & R WELL SERVICE	2	4,200	1997-03-25