SEALY & SMITH -68-

Oil · District 08 · Lease #25340

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

34k BBL

Cum Gas

148k MCF

casinghead

Wells

1

Production

1993-01 — 1999-04

Peak Month

1998-09

Production History

Cum Oil: 34,104 BBL Cum Gas: 147,694 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

569 BBL/mo

Di (annual)

11.2%

b-factor

1.0

EUR

114,863 BBL

R-squared

0.455

type

hyperbolic

Operator History (from monthly production reports)

2023-04 — 2026-07 EXTEX OPERATING COMPANY 40 mo
2010-09 — 2023-03 LEGACY RESERVES OPERATING LP 151 mo
2007-08 — 2010-08 SHERIDAN PRODUCTION COMPANY, LLC 37 mo
1993-01 — 2007-07 SAGE ENERGY COMPANY 175 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1EXTEX OPERATING COMPANY29,2001999-06-01