MARSTON, E. J., ESTATE -C-

Oil · District 08 · Lease #20148

Operator: WHITING OIL AND GAS CORPORATION

Fields: H. S. A. (QUEEN 3050)

Cum Oil

137k BBL

Cum Gas

7k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-11

Production History

Cum Oil: 136,924 BBL Cum Gas: 7,186 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

520 BBL/mo

Di (annual)

3.3%

b-factor

0.0

EUR

153,916 BBL

R-squared

0.461

type

exponential

Operator History (from monthly production reports)

2021-01 — 2026-07 TWO P PARTNERS, LLC 67 mo

2016-11 — 2020-12 FOUR CORNERS PETROLEUM II, LLC 50 mo

2005-10 — 2016-10 WHITING OIL AND GAS CORPORATION 133 mo

2004-11 — 2005-09 CELERO ENERGY, L.P. 11 mo

2003-09 — 2004-10 BC OPERATING, INC. 14 mo

1993-01 — 2003-08 CHEVRON U. S. A. INC. 128 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-475-10013	TWO P PARTNERS, LLC	3	7,200	1997-07-03
2	42-475-10765	TWO P PARTNERS, LLC	--	--	--