HERCULES 466

Oil · District 8A · Lease #70916

Operator: STEWARD ENERGY II, LLC

Cum Oil

401k BBL

Cum Gas

1.7M MCF

casinghead

Wells

1

Production

2018-10 — 2026-04

Peak Month

2019-03

Production History

Cum Oil: 401,339 BBL Cum Gas: 1,668,897 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,426 BBL/mo

Di (annual)

17.8%

b-factor

0.0

EUR

499,659 BBL

R-squared

0.539

type

exponential

Operator History (from monthly production reports)

2025-03 — 2026-07 BURK ROYALTY CO., LTD. 17 mo
2018-10 — 2025-02 STEWARD ENERGY II, LLC 77 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HBURK ROYALTY CO., LTD.25,6002018-08-16