MEADOR -178-

Oil · District 7C · Lease #14736

Operator: UPP OPERATING, LLC

Fields: MARCHAWN (CLEAR FORK)

Cum Oil

84k BBL

Cum Gas

15k MCF

casinghead

Wells

1

Production

1997-12 — 2025-07

Peak Month

1998-02

Production History

Cum Oil: 83,917 BBL Cum Gas: 14,775 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,785 BBL/mo

Di (annual)

44.8%

b-factor

0.6

EUR

99,364 BBL

R-squared

0.716

type

hyperbolic

Operator History (from monthly production reports)

2019-04 — 2026-07 UPP OPERATING, LLC 88 mo

2014-10 — 2019-03 ENERVEST OPERATING, L.L.C. 54 mo

2008-01 — 2014-09 HIGHMOUNT EXPL & PROD TEXAS LLC 81 mo

2001-12 — 2007-12 DOMINION OKLAHOMA TEXAS E&P, INC 73 mo

1997-12 — 2001-11 DREYFUS, LOUIS NATURAL GAS CORP 48 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4	42-413-32015	UPP OPERATING LLC	2	7,800	1997-10-01