COHAGEN HEIRS 540

Oil · District 8A · Lease #70944

Operator: WALSH PETROLEUM, INC.

Fields: BRAHANEY

Cum Oil

241k BBL

Cum Gas

580k MCF

casinghead

Wells

1

Production

2019-01 — 2026-04

Peak Month

2019-09

Production History

Cum Oil: 241,108 BBL Cum Gas: 580,215 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,561 BBL/mo

Di (annual)

142.3%

b-factor

1.8

EUR

611,630 BBL

R-squared

0.898

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 BURK ROYALTY CO., LTD. 58 mo
2019-01 — 2021-09 WALSH PETROLEUM, INC. 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HBURK ROYALTY CO., LTD.25,5002018-08-31