BLACKJACK UNIT

Oil · District 03 · Lease #18012

Operator: VICEROY PETROLEUM, LP

Cum Oil

17k BBL

Cum Gas

77k MCF

casinghead

Wells

1

Production

1993-01 — 2025-04

Peak Month

2002-12

Production History

Cum Oil: 17,492 BBL Cum Gas: 77,118 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

71 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

10,847 BBL

R-squared

0.585

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
2002-04 — 2007-03 MONARCH RESOURCES 60 mo
1993-01 — 2002-03 BAR-MAC INVESTMENTS INC. 111 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RUSK ENERGY OPERATING LLC14,0001984-09-06