< leases

ARCO JOHNSON FEE -A-

Oil · District 03 · Lease #23687

Operator: WHITING PETROLEUM CORPORATION

Fields: SALLY WITHERS, W. (9900)

Cum Oil

93k BBL

Cum Gas

380k MCF

casinghead

Wells

1

Production

1999-06 — 2026-04

Peak Month

2002-10

Production History

Cum Oil: 92,750 BBL Cum Gas: 379,542 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,962 BBL/mo

Di (annual)

762.5%

b-factor

0.9

EUR

67,795 BBL

R-squared

0.609

type

hyperbolic

Operator History (from monthly production reports)

2025-10 — 2026-07 PALEO OIL COMPANY LLC 10 mo
2020-06 — 2025-09 SHOCO PRODUCTION LLC 64 mo
2019-05 — 2020-05 SHOCO PRODUCTION, L.P. 13 mo
2017-10 — 2019-04 WEATHERLY OIL & GAS, LLC 19 mo
2015-01 — 2017-09 SND OPERATING, L.L.C. 33 mo
2014-11 — 2014-12 CHESAPEAKE OPERATING, L.L.C. 2 mo
2005-03 — 2014-10 CHESAPEAKE OPERATING, INC. 116 mo
2001-12 — 2005-02 BRG PETROLEUM CORPORATION 39 mo
1999-06 — 2001-11 WHITING PETROLEUM CORPORATION 30 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-241-30444PALEO OIL COMPANY LLC310,7011999-05-24