FOUR J CATTLE COMPANY

Oil · District 7B · Lease #14076

Operator: RUSSELL BROTHERS OIL & GAS

Cum Oil

9k BBL

Cum Gas

364k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2004-03

Production History

Cum Oil: 8,549 BBL Cum Gas: 364,400 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41 BBL/mo

Di (annual)

13.1%

b-factor

0.7

EUR

6,487 BBL

R-squared

0.466

type

hyperbolic

Operator History (from monthly production reports)

2025-09 — 2026-07 PARKER ENERGY COMPANY 11 mo
2005-01 — 2025-08 RUSSELL BROS. OIL & GAS, INC. 248 mo
2001-02 — 2004-12 RUSSELL BROTHERS OIL & GAS 47 mo
1999-11 — 2001-01 MCCLYMOND, B. W. 15 mo
1997-04 — 1999-10 FOAG, INC. 31 mo
1994-01 — 1997-03 D C ENERGY, INC. 39 mo
1993-01 — 1993-12 GALBRAITH, DALLAS S. 12 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PARKER ENERGY COMPANY14,1001979-07-16
2PARKER ENERGY COMPANY14,1001977-08-31