PIPER 689

Oil · District 10 · Lease #7106

Operator: WHITING PETROLEUM CORPORATION

Cum Oil

914 BBL

Cum Gas

22k MCF

casinghead

Wells

1

Production

1996-01 — 1997-09

Peak Month

1996-03

Production History

Cum Oil: 914 BBL Cum Gas: 22,493 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

156 BBL/mo

Di (annual)

212.9%

b-factor

0.0

EUR

879 BBL

R-squared

0.847

type

exponential

Operator History (from monthly production reports)

2002-01 — 2006-02 BP AMERICA PRODUCTION COMPANY 50 mo
2000-04 — 2001-12 AMOCO PRODUCTION COMPANY 21 mo
1998-07 — 2000-03 CRESCENDO RESOURCES, L.P. 21 mo
1997-03 — 1998-06 WHITING PETROLEUM CORPORATION 16 mo
1996-01 — 1997-02 COMSTOCK OIL & GAS, INC. 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COMSTOCK OIL & GAS INC.210,4001996-03-15