POWELL "4C"

Oil · District 08 · Lease #36496

Operator: VANGUARD PERMIAN, LLC

Cum Oil

184k BBL

Cum Gas

917k MCF

casinghead

Wells

1

Production

2000-12 — 2017-07

Peak Month

2002-11

Production History

Cum Oil: 183,727 BBL Cum Gas: 917,077 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,645 BBL/mo

Di (annual)

34.9%

b-factor

0.2

EUR

198,998 BBL

R-squared

0.783

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
2000-12 — 2013-03 RANGE PRODUCTION COMPANY 148 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1OXY USA INC.38,9991999-04-23