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MARCHBANKS "28"

Oil · District 08 · Lease #36315

Operator: WHITING OIL AND GAS CORPORATION

Fields: SIGNAL PEAK (WOLFCAMP)

Cum Oil

63k BBL

Cum Gas

333k MCF

casinghead

Wells

2

Production

2000-05 — 2026-04

Peak Month

2001-08

Production History

Cum Oil: 62,769 BBL Cum Gas: 332,575 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,168 BBL/mo

Di (annual)

56.8%

b-factor

0.7

EUR

59,883 BBL

R-squared

0.785

type

hyperbolic

Operator History (from monthly production reports)

2023-01 — 2026-07 HIGHPEAK ENERGY HOLDINGS, LLC 43 mo
2004-10 — 2022-12 WHITING OIL AND GAS CORPORATION 219 mo
2003-10 — 2004-09 CROWNQUEST OPERATING, LLC 12 mo
2002-12 — 2003-09 L.C.S. PRODUCTION COMPANY 10 mo
2002-11 — 2002-11 DEVON ENERGY PRODUCTION CO, L.P. 1 mo
2000-11 — 2002-10 DEVON SFS OPERATING, INC. 24 mo
2000-05 — 2000-10 SANTA FE SNYDER CORPORATION 6 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-227-35396HIGHPEAK ENERGY HOLDINGS, LLC28,3002000-05-30
342-227-35530HIGHPEAK ENERGY HOLDINGS, LLC18,3002000-05-24