TATSCH

Oil · District 01 · Lease #13721

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

66k BBL

Cum Gas

65k MCF

casinghead

Wells

1

Production

1993-03 — 1998-12

Peak Month

1993-05

Production History

Cum Oil: 65,624 BBL Cum Gas: 65,211 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,519 BBL/mo

Di (annual)

364.2%

b-factor

1.1

EUR

71,955 BBL

R-squared

0.618

type

hyperbolic

Operator History (from monthly production reports)

1993-03 — 1999-03 UNION PACIFIC RESOURCES COMPANY 73 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY111,5001993-01-12