HOUSTON OIL UNIT

Oil · District 04 · Lease #11982

Operator: VASTAR RESOURCES, INC.

Fields: DONNA (20-C)

Cum Oil

97k BBL

Cum Gas

51k MCF

casinghead

Wells

1

Production

1993-01 — 2001-05

Peak Month

1993-01

Production History

Cum Oil: 97,382 BBL Cum Gas: 51,164 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,305 BBL/mo

Di (annual)

27.7%

b-factor

0.0

EUR

99,944 BBL

R-squared

0.640

type

exponential

Operator History (from monthly production reports)

2002-01 — 2005-02 BP AMERICA PRODUCTION COMPANY 38 mo
1994-03 — 2001-12 VASTAR RESOURCES, INC. 94 mo
1993-01 — 1994-02 ARCO OIL & GAS CO. 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5ARCO OIL & GAS CO.48,5002000-05-09