E.L. POWELL BC

Oil · District 08 · Lease #42451

Operator: VANGUARD PERMIAN, LLC

Cum Oil

1.6M BBL

Cum Gas

3.2M MCF

casinghead

Wells

8

Production

2011-09 — 2026-04

Peak Month

2018-11

Production History

Cum Oil: 1,567,251 BBL Cum Gas: 3,191,001 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,165 BBL/mo

Di (annual)

14.4%

b-factor

0.0

EUR

1,925,602 BBL

R-squared

0.453

type

exponential

Operator History (from monthly production reports)

2017-07 — 2026-07 OXY USA INC. 109 mo
2015-05 — 2017-06 VANGUARD OPERATING, LLC 26 mo
2013-04 — 2015-04 VANGUARD PERMIAN, LLC 25 mo
2011-09 — 2013-03 RANGE PRODUCTION COMPANY 19 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1681CPOXY USA INC.111,0002021-07-19
1687CPOXY USA INC.111,0002021-07-19
1606AOXY USA INC.19,0002018-05-11
1607AOXY USA INC.19,0002018-05-08
1604AOXY USA INC.19,0002018-05-02
1603AOXY USA INC.19,0002018-04-26
1621AOXY USA INC.19,0002017-07-06
1HOXY USA INC.17,9002011-03-22