< leases

UNIVERSITY -26-

Oil · District 08 · Lease #26691

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Fields: SHAFTER LAKE (WOLFCAMP)

Cum Oil

40k BBL

Cum Gas

7k MCF

casinghead

Wells

1

Production

1993-01 — 2015-01

Peak Month

1997-03

Production History

Cum Oil: 40,116 BBL Cum Gas: 7,059 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

329 BBL/mo

Di (annual)

13.1%

b-factor

0.0

EUR

30,168 BBL

R-squared

0.577

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
2012-05 — 2013-01 SANDRIDGE EXPL. AND PROD., LLC 9 mo
1993-01 — 2012-04 PARISH, JOHN R. 232 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-003-32773SHERIDAN PRODUCTION COMPANY, LLC28,2001981-05-13