< leases

BROOKS , G. W. FEE

Oil · District 03 · Lease #13220

Operator: SILVER OAK ENERGY, LLC

Fields: SILSBEE (W-2)

Cum Oil

206k BBL

Cum Gas

843k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

2011-09

Production History

Cum Oil: 206,058 BBL Cum Gas: 843,168 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,980 BBL/mo

Di (annual)

20.8%

b-factor

0.4

EUR

173,845 BBL

R-squared

0.573

type

hyperbolic

Operator History (from monthly production reports)

2014-07 — 2026-07 FOUNDATION ENERGY MANAGEMENT LLC 145 mo
2011-09 — 2014-06 SILVER OAK ENERGY, LLC 34 mo
2010-02 — 2011-08 ADDISON OIL, LLC 19 mo
1996-09 — 2010-01 MERIT ENERGY COMPANY 161 mo
1993-02 — 1996-08 MURPHY EXPLORATION & PROD. CO. 43 mo
1993-01 — 1993-01 MURPHY OIL USA, INC. 1 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5942-199-32592FOUNDATION ENERGY MANAGEMENT LLC78,9022022-12-08
3342-199-00248FOUNDATION ENERGY MANAGEMENT LLC38,1152022-09-13
842-199-00228FOUNDATION ENERGY MANAGEMENT LLC78,1002022-06-21
1042-199-00225FOUNDATION ENERGY MANAGEMENT LLC17,9001979-10-04