< leases

UNIVERSITY -22-

Oil · District 7C · Lease #6887

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Fields: BARNHART, SOUTH (ELLENBURGER)

Cum Oil

70k BBL

Cum Gas

252k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-09

Production History

Cum Oil: 69,944 BBL Cum Gas: 251,802 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2010-09 — 2021-01 LEGACY RESERVES OPERATING LP 125 mo
2007-08 — 2010-08 SHERIDAN PRODUCTION COMPANY, LLC 37 mo
1995-04 — 2007-07 SAGE ENERGY COMPANY 148 mo
1993-01 — 1995-03 BLANCO OIL CO. 27 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-383-30832EXTEX OPERATING COMPANY12,8001999-01-04
142-383-30723EXTEX OPERATING COMPANY------