SUN-WILLARD

Oil · District 03 · Lease #16925

Operator: VICEROY PETROLEUM, LP

Cum Oil

27k BBL

Cum Gas

38k MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 27,069 BBL Cum Gas: 37,570 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

84 BBL/mo

Di (annual)

9.1%

b-factor

0.0

EUR

10,941 BBL

R-squared

0.454

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 (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RUSK ENERGY OPERATING LLC14,0001984-06-06
3RUSK ENERGY OPERATING LLC14,0001984-03-12
3ARUSK ENERGY OPERATING LLC14,0001984-03-12
2RUSK ENERGY OPERATING LLC14,0001983-11-23
1RUSK ENERGY OPERATING LLC14,0001983-07-28
1ARUSK ENERGY OPERATING LLC14,0001983-07-28