COOK

Oil · District 8A · Lease #63089

Operator: WHEELER OPERATING CORPORATION

Cum Oil

354k BBL

Cum Gas

93k MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1997-03

Production History

Cum Oil: 354,089 BBL Cum Gas: 93,026 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,191 BBL/mo

Di (annual)

12.6%

b-factor

0.5

EUR

317,254 BBL

R-squared

0.972

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 BURK ROYALTY CO., LTD. 47 mo
2002-08 — 2022-08 ROCKER A OPERATING COMPANY 241 mo
1994-02 — 2002-07 WHEELER OPERATING CORPORATION 102 mo
1993-01 — 1994-01 SOUTHWEST ROYALTIES, INC. 13 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4WBURK ROYALTY CO., LTD.18,2601994-07-07
3WBURK ROYALTY CO., LTD.18,2601994-02-14
2012BURK ROYALTY CO., LTD.17,8001984-06-22
1012BURK ROYALTY CO., LTD.18,3001980-07-29