STERLING 'U' FEE

Oil · District 08 · Lease #57996

Operator: BURK ROYALTY CO., LTD.

Cum Oil

6k BBL

Cum Gas

15k MCF

casinghead

Wells

3

Production

2020-11 — 2026-04

Peak Month

2022-05

Production History

Cum Oil: 5,689 BBL Cum Gas: 14,855 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

302 BBL/mo

Di (annual)

309.9%

b-factor

1.4

EUR

10,699 BBL

R-squared

0.752

type

hyperbolic

Operator History (from monthly production reports)

2020-11 — 2026-07 BURK ROYALTY CO., LTD. 68 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3BURK ROYALTY CO., LTD.28,3502014-05-20
6BURK ROYALTY CO., LTD.28,5502013-07-11
1BURK ROYALTY CO., LTD.28,4402009-05-13