COMBS "A"

Oil · District 11 · Lease #66776

Operator: WALSH PETROLEUM, INC.

Cum Oil

3k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2026-03

Peak Month

1993-04

Production History

Cum Oil: 2,837 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

188 BBL/mo

Di (annual)

38.8%

b-factor

2.0

EUR

30,922 BBL

R-squared

0.786

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALSH PETROLEUM, INC.15,0001991-10-29
Live © 2026 Petrora