LEIMAN 10

Oil · District 08 · Lease #39466

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Fields: HALEY, S. (BONE SPRINGS)

Cum Oil

39k BBL

Cum Gas

21k MCF

casinghead

Wells

1

Production

2008-11 — 2026-04

Peak Month

2008-12

Production History

Cum Oil: 39,018 BBL Cum Gas: 21,305 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

496 BBL/mo

Di (annual)

19.1%

b-factor

0.3

EUR

42,637 BBL

R-squared

0.535

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 COG OPERATING LLC 96 mo

2017-03 — 2018-07 RSP PERMIAN, LLC 17 mo

2013-09 — 2017-02 SILVER HILL ENERGY PARTNERS, LLC 42 mo

2010-12 — 2013-08 WILLIAMS, CLAYTON ENERGY, INC. 33 mo

2009-07 — 2010-11 BOYD, D. K. OIL AND GAS CO.,INC. 17 mo

2008-11 — 2009-06 BOLD ENERGY II LLC 8 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-301-31197	COG OPERATING LLC	4	17,800	2008-03-20