STERLING "G" FEE

Oil · District 08 · Lease #57973

Operator: BURK ROYALTY CO., LTD.

Cum Oil

12k BBL

Cum Gas

55k MCF

casinghead

Wells

6

Production

2020-11 — 2026-04

Peak Month

2026-04

Production History

Cum Oil: 12,252 BBL Cum Gas: 54,766 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

304 BBL/mo

Di (annual)

15.3%

b-factor

0.2

EUR

29,094 BBL

R-squared

0.408

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8RBURK ROYALTY CO., LTD.28,1502014-01-21
6BURK ROYALTY CO., LTD.28,1002011-08-08
2BURK ROYALTY CO., LTD.28,1302010-07-13
16BURK ROYALTY CO., LTD.28,0702009-10-06
12BURK ROYALTY CO., LTD.28,0702008-03-20
11RBURK ROYALTY CO., LTD.28,0702006-11-29