GOHLKE HEIRS -B-

Oil · District 02 · Lease #672

Operator: TIGER RESOURCES, L.L.C.

Fields: HELEN GOHLKE ( WILCOX)

Cum Oil

63k BBL

Cum Gas

137k MCF

casinghead

Wells

2

Production

1993-01 — 2022-02

Peak Month

1997-08

Production History

Cum Oil: 63,211 BBL Cum Gas: 137,007 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

829 BBL/mo

Di (annual)

30.7%

b-factor

0.0

EUR

32,418 BBL

R-squared

0.386

type

exponential

Operator History (from monthly production reports)

2021-07 — 2026-07 CUBE ENERGY GROUP TX, INC. 61 mo

2014-12 — 2021-06 ORIGIN PRODUCTION GROUP LLC 79 mo

2012-12 — 2014-11 ORIGIN PRODUCTION COMPANY, INC. 24 mo

2009-08 — 2012-11 PRIMA COMMERCIAL SERVICES 40 mo

2008-06 — 2009-07 DFG OIL & GAS, LLC 14 mo

2005-10 — 2008-05 TEJAS OPERATING LLC 32 mo

2004-03 — 2005-09 COASTLINE OPERATING, L.L.C. 19 mo

2000-10 — 2004-02 TIGER RESOURCES, L.L.C. 41 mo

1994-09 — 2000-09 PETROGLYPH OPERATING COMPANY INC 73 mo

1994-07 — 1994-08 SOUTHWEST OIL & LAND, INC. 2 mo

1993-01 — 1994-06 HUNT PETROLEUM CORPORATION 18 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4R	42-123-00130	CUBE ENERGY GROUP TX, INC.	3	8,241	2010-09-13
1	42-123-01108	CUBE ENERGY GROUP TX INC.	--	--	--

GOHLKE HEIRS -B-

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (2)

Production History