SALPETRO-PENICKA UNIT

Oil · District 03 · Lease #22421

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

24k BBL

Cum Gas

38k MCF

casinghead

Wells

1

Production

1994-05 — 1996-04

Peak Month

1994-06

Production History

Cum Oil: 24,362 BBL Cum Gas: 37,792 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,113 BBL/mo

Di (annual)

696.4%

b-factor

0.2

EUR

13,448 BBL

R-squared

0.876

type

hyperbolic

Operator History (from monthly production reports)

1994-05 — 1997-07 UNION PACIFIC RESOURCES COMPANY 39 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY211,2001994-03-25