POWELL "5B"

Oil · District 08 · Lease #36238

Operator: VANGUARD PERMIAN, LLC

Fields: COBRA (WOLFCAMP)

Cum Oil

175k BBL

Cum Gas

395k MCF

casinghead

Wells

2

Production

2000-03 — 2014-10

Peak Month

2001-03

Production History

Cum Oil: 175,072 BBL Cum Gas: 394,638 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,169 BBL/mo

Di (annual)

250.7%

b-factor

0.6

EUR

69,818 BBL

R-squared

0.712

type

hyperbolic

Operator History (from monthly production reports)

2017-07 — 2020-07 OXY USA INC. 37 mo

2015-05 — 2017-06 VANGUARD OPERATING, LLC 26 mo

2013-04 — 2015-04 VANGUARD PERMIAN, LLC 25 mo

2000-03 — 2013-03 RANGE PRODUCTION COMPANY 157 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-173-33016	OXY USA INC.	2	8,999	2000-01-07
2	42-173-33016	OXY USA INC.	2	8,999	2000-01-07