UNGER-UNGER UNIT

Oil · District 03 · Lease #22059

Operator: UNION PACIFIC RESOURCES COMPANY

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

134k BBL

Cum Gas

235k MCF

casinghead

Wells

1

Production

1993-05 — 2010-09

Peak Month

1993-08

Production History

Cum Oil: 133,926 BBL Cum Gas: 235,072 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,132 BBL/mo

Di (annual)

173.2%

b-factor

0.6

EUR

82,635 BBL

R-squared

0.415

type

hyperbolic

Operator History (from monthly production reports)

2011-10 — 2026-07 LEEXUS OIL LLC 178 mo

2007-08 — 2011-09 ENERVEST OPERATING, L.L.C. 50 mo

2002-12 — 2007-07 ANADARKO E&P COMPANY LP 56 mo

2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo

1993-05 — 2001-01 UNION PACIFIC RESOURCES COMPANY 93 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-287-32373	LEEXUS OIL LLC	1	12,300	1993-02-23