SBY PARTNERSHIP

Oil · District 03 · Lease #21965

Operator: WILDHORSE RESOURCES MNGT CO, LLC

Cum Oil

294k BBL

Cum Gas

220k MCF

casinghead

Wells

1

Production

1993-03 — 2026-03

Peak Month

1993-04

Production History

Cum Oil: 293,989 BBL Cum Gas: 220,307 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,969 BBL/mo

Di (annual)

167.3%

b-factor

1.3

EUR

279,408 BBL

R-squared

0.682

type

hyperbolic

Operator History (from monthly production reports)

2023-03 — 2026-07 WILDFIRE ENERGY OPERATING LLC 41 mo
2019-06 — 2023-02 CHESAPEAKE OPERATING, L.L.C. 45 mo
2017-07 — 2019-05 WILDHORSE RESOURCES MNGT CO, LLC 23 mo
2013-01 — 2017-06 ANADARKO E&P ONSHORE LLC 54 mo
2002-12 — 2012-12 ANADARKO E&P COMPANY LP 121 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1993-03 — 2001-01 UNION PACIFIC RESOURCES COMPANY 95 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WILDFIRE ENERGY OPERATING LLC214,0001992-12-30