PETO UNIT

Oil · District 03 · Lease #23430

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

157k BBL

Cum Gas

655k MCF

casinghead

Wells

2

Production

1998-02 — 2026-01

Peak Month

2001-11

Production History

Cum Oil: 157,173 BBL Cum Gas: 655,160 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,942 BBL/mo

Di (annual)

18.8%

b-factor

0.1

EUR

137,339 BBL

R-squared

0.527

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 96 mo
2005-07 — 2018-07 ENERVEST OPERATING, L.L.C. 157 mo
2002-12 — 2005-06 ANADARKO E&P COMPANY LP 31 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1998-02 — 2001-01 UNION PACIFIC RESOURCES COMPANY 36 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY511,0002001-10-09
1REUNION PACIFIC RESOURCES COMPANY511,0002001-10-09