BRASS MONKEY A

Oil · District 8A · Lease #71115

Operator: STEWARD ENERGY II, LLC

Cum Oil

318k BBL

Cum Gas

722k MCF

casinghead

Wells

1

Production

2020-09 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 317,518 BBL Cum Gas: 721,879 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17,210 BBL/mo

Di (annual)

111.0%

b-factor

0.6

EUR

421,303 BBL

R-squared

0.860

type

hyperbolic

Operator History (from monthly production reports)

2025-03 — 2026-07 BURK ROYALTY CO., LTD. 17 mo
2020-09 — 2025-02 STEWARD ENERGY II, LLC 54 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HBURK ROYALTY CO., LTD.15,6002020-02-21