ISBELL

Oil · District 7B · Lease #27380

Operator: KASLE ENERGY INC.

Cum Oil

2k BBL

Cum Gas

44k MCF

casinghead

Wells

1

Production

1994-12 — 2000-06

Peak Month

1999-04

Production History

Cum Oil: 1,828 BBL Cum Gas: 44,287 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

82 BBL/mo

Di (annual)

60.4%

b-factor

0.0

EUR

1,610 BBL

R-squared

0.681

type

exponential

Operator History (from monthly production reports)

1994-12 — 2002-07 KASLE ENERGY INC. 92 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1KASLE ENERGY INC.23,9501994-12-01