DAVIS 578 603

Oil · District 8A · Lease #70641

Operator: WALSH PETROLEUM, INC.

Fields: BRAHANEY

Cum Oil

468k BBL

Cum Gas

1.3M MCF

casinghead

Wells

2

Production

2017-06 — 2026-04

Peak Month

2021-05

Production History

Cum Oil: 468,391 BBL Cum Gas: 1,324,728 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,436 BBL/mo

Di (annual)

105.6%

b-factor

2.0

EUR

999,952 BBL

R-squared

0.778

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 BURK ROYALTY CO., LTD. 58 mo
2017-06 — 2021-09 WALSH PETROLEUM, INC. 52 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HBURK ROYALTY CO., LTD.15,5002017-09-15
1HBURK ROYALTY CO., LTD.15,5002017-02-17