< leases

ANDREWS SEC 21

Oil · District 8A · Lease #66099

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Fields: TEX-MEX, SE. (WICHITA ALBANY)

Cum Oil

25k BBL

Cum Gas

39k MCF

casinghead

Wells

1

Production

1993-01 — 2024-01

Peak Month

1996-07

Production History

Cum Oil: 25,458 BBL Cum Gas: 38,629 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

342 BBL/mo

Di (annual)

185.0%

b-factor

0.0

EUR

2,219 BBL

R-squared

0.551

type

exponential

Operator History (from monthly production reports)

2025-11 — 2026-07 CRESCENT ENERGY OPERATING, LLC 9 mo
2022-01 — 2025-10 CONTANGO RESOURCES, LLC 46 mo
2021-12 — 2021-12 CONTANGO RESOURCES, INC. 1 mo
2020-04 — 2021-11 FDL OPERATING, LLC 20 mo
2013-02 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 86 mo
2010-01 — 2013-01 SANDRIDGE EXPL. AND PROD., LLC 37 mo
2004-05 — 2009-12 FOREST OIL PERMIAN CORPORATION 68 mo
2001-06 — 2004-04 MAYNARD OIL CO. 35 mo
1993-01 — 2001-05 PETROLEUM TECHNICAL SERVICES CO. 101 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-165-33792CRESCENT ENERGY OPERATING LLC18,0001987-11-05