WEATHERBY 433

Oil · District 8A · Lease #70666

Operator: STEWARD ENERGY II, LLC

Cum Oil

159k BBL

Cum Gas

215k MCF

casinghead

Wells

1

Production

2017-05 — 2026-04

Peak Month

2018-10

Production History

Cum Oil: 158,773 BBL Cum Gas: 214,827 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,925 BBL/mo

Di (annual)

24.4%

b-factor

0.0

EUR

143,954 BBL

R-squared

0.689

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 BURK ROYALTY CO., LTD. 17 mo
2017-05 — 2025-02 STEWARD ENERGY II, LLC 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HBURK ROYALTY CO., LTD.17,0002017-01-25