COOK

Oil · District 01 · Lease #8198

Operator: VICEROY PETROLEUM, LP

Cum Oil

72k BBL

Cum Gas

130 MCF

casinghead

Wells

2

Production

1993-01 — 2026-01

Peak Month

1996-12

Production History

Cum Oil: 71,899 BBL Cum Gas: 130 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

409 BBL/mo

Di (annual)

8.2%

b-factor

0.0

EUR

58,560 BBL

R-squared

0.561

type

exponential

Operator History (from monthly production reports)

2025-02 — 2026-07 RUSK ENERGY OPERATING LLC 18 mo
2010-03 — 2025-01 VICEROY PETROLEUM, LP 179 mo
2007-04 — 2010-02 VICEROY PETROLEUM GP, LLC 35 mo
2002-10 — 2007-03 MONARCH RESOURCES 54 mo
1993-01 — 2002-09 FERGUSON-BURNS LEASING CO. 117 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3RUSK ENERGY OPERATING LLC12,1001992-10-30
1RUSK ENERGY OPERATING LLC12,2001982-04-26