HUGO HEIRS

Oil · District 01 · Lease #12459

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

39k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

1993-01 — 1999-03

Peak Month

1993-05

Production History

Cum Oil: 39,127 BBL Cum Gas: 26,077 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,439 BBL/mo

Di (annual)

85.9%

b-factor

0.1

EUR

37,858 BBL

R-squared

0.774

type

hyperbolic

Operator History (from monthly production reports)

1998-06 — 2026-07 CENIZA PETROLEUM, INC. 338 mo
1993-01 — 1998-05 UNION PACIFIC RESOURCES COMPANY 65 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ELLSWORTH H. P. O&G PROPERTIES39,6001992-06-29