MURPHREE, J.

Oil · District 09 · Lease #5871

Operator: WHITE KNIGHT PRODUCTION LLC

Fields: HAMMON (KMA ZONE 3)

Cum Oil

37k BBL

Cum Gas

21 MCF

casinghead

Wells

2

Production

1993-01 — 2026-02

Peak Month

2007-10

Production History

Cum Oil: 36,969 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

197 BBL/mo

Di (annual)

5.8%

b-factor

0.0

EUR

38,729 BBL

R-squared

0.348

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-07 R2Q OPERATING LLC 62 mo

2017-07 — 2021-05 WHITE KNIGHT PRODUCTION LLC 47 mo

2015-09 — 2017-06 TXON PARTNERS, LLC 22 mo

2014-08 — 2015-08 EXTEX OPERATING COMPANY 13 mo

2012-05 — 2014-07 TXON PARTNERS, LLC 27 mo

2008-01 — 2012-04 TEXAS ENERGY OPERATIONS, LC 52 mo

2006-06 — 2007-12 SISSOM OIL 19 mo

1997-04 — 2006-05 GRACE, JACK PRODUCTION CO, LLC 110 mo

1993-01 — 1997-03 GRACE, JACK, PROD. CO. 51 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-485-15388	R2Q OPERATING LLC	1	2,850	2007-10-10
1A	42-485-44280	R2Q OPERATING LLC	2	4,200	2007-08-20