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Oil · District 7B · Lease #28267

Operator: WHITING OIL AND GAS CORPORATION

Fields: WEAVER SPRINGS (PALO PINTO)

Cum Oil

122k BBL

Cum Gas

19k MCF

casinghead

Wells

1

Production

1997-07 — 2026-04

Peak Month

1997-10

Production History

Cum Oil: 121,795 BBL Cum Gas: 18,763 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,689 BBL/mo

Di (annual)

61.8%

b-factor

0.9

EUR

102,209 BBL

R-squared

0.716

type

hyperbolic

Operator History (from monthly production reports)

2010-05 — 2026-07 SOJOURNER DRILLING CORPORATION 195 mo
2004-10 — 2010-04 WHITING OIL AND GAS CORPORATION 67 mo
2003-10 — 2004-09 CROWNQUEST OPERATING, LLC 12 mo
2000-01 — 2003-09 L.C.S. PRODUCTION COMPANY 45 mo
1997-07 — 1999-12 HALLWOOD PETROLEUM, INC. 30 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-353-32524SOJOURNER DRILLING CORPORATION17,0001997-02-24