MATCEK-ONDRASEK UNIT

Oil · District 03 · Lease #22141

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

317k BBL

Cum Gas

569k MCF

casinghead

Wells

4

Production

1993-08 — 2026-04

Peak Month

1993-08

Production History

Cum Oil: 317,107 BBL Cum Gas: 568,660 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,563 BBL/mo

Di (annual)

152.0%

b-factor

1.1

EUR

335,989 BBL

R-squared

0.868

type

hyperbolic

Operator History (from monthly production reports)

2023-03 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 41 mo
2022-03 — 2023-02 DAYLIGHT PETROLEUM LLC 12 mo
2020-04 — 2022-02 FDL OPERATING, LLC 23 mo
2007-08 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 152 mo
1993-08 — 2007-07 SAGE ENERGY COMPANY 168 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC28,1002011-09-28
1HMAGNOLIA OIL & GAS OPERATING LLC28,1002011-09-28
2MAGNOLIA OIL & GAS OPERATING LLC19,5001981-03-20
3MAGNOLIA OIL & GAS OPERATING LLC19,0001979-10-30