AINSWORTH

Oil · District 8A · Lease #61798

Operator: ROCKER A OPERATING COMPANY

Cum Oil

28k BBL

Cum Gas

8k MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1998-06

Production History

Cum Oil: 27,903 BBL Cum Gas: 8,430 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

232 BBL/mo

Di (annual)

39.1%

b-factor

1.8

EUR

35,028 BBL

R-squared

0.730

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 BURK ROYALTY CO., LTD. 47 mo
1998-12 — 2022-08 ROCKER A OPERATING COMPANY 285 mo
1993-01 — 1998-11 HRUBETZ OPERATING COMPANY 71 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5BURK ROYALTY CO., LTD.13,0001979-09-18
6BURK ROYALTY CO., LTD.13,0001979-09-18
7BURK ROYALTY CO., LTD.13,0001979-09-18
4BURK ROYALTY CO., LTD.13,2001979-06-11
1 S42-415-01551BURK ROYALTY CO., LTD.------