ERMIS-WILLIAMS UNIT

Oil · District 03 · Lease #21801

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

102k BBL

Cum Gas

265k MCF

casinghead

Wells

1

Production

1993-01 — 2015-05

Peak Month

1993-01

Production History

Cum Oil: 101,705 BBL Cum Gas: 265,287 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,951 BBL/mo

Di (annual)

79.5%

b-factor

0.5

EUR

84,855 BBL

R-squared

0.798

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 96 mo
2007-09 — 2018-07 ENERVEST OPERATING, L.L.C. 131 mo
2002-12 — 2007-08 ANADARKO E&P COMPANY LP 57 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1993-01 — 2001-01 UNION PACIFIC RESOURCES COMPANY 97 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC114,0001992-07-28