H. & T.C. RR FEE

Oil · District 03 · Lease #20777

Operator: WHITING PETROLEUM CORPORATION

Cum Oil

32k BBL

Cum Gas

96k MCF

casinghead

Wells

1

Production

1993-01 — 1997-10

Peak Month

1994-05

Production History

Cum Oil: 31,803 BBL Cum Gas: 95,819 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,005 BBL/mo

Di (annual)

45.0%

b-factor

0.7

EUR

62,674 BBL

R-squared

0.774

type

hyperbolic

Operator History (from monthly production reports)

1995-10 — 1998-03 WHITING PETROLEUM CORPORATION 30 mo
1993-01 — 1995-09 TRANSFUEL RESOURCES COMPANY 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10WHITING PETROLEUM CORPORATION27,0461999-10-21