PYBURN-ZOCH UNIT

Oil · District 03 · Lease #21376

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

22k BBL

Cum Gas

49k MCF

casinghead

Wells

1

Production

1993-01 — 2002-09

Peak Month

1993-03

Production History

Cum Oil: 22,497 BBL Cum Gas: 49,244 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,549 BBL/mo

Di (annual)

277.3%

b-factor

0.9

EUR

27,893 BBL

R-squared

0.926

type

hyperbolic

Operator History (from monthly production reports)

2002-12 — 2004-07 ANADARKO E&P COMPANY LP 20 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
1ANADARKO E&P COMPANY LP414,0001992-09-14