ISBELL

Oil // district 8 // lease#27380

op: KASLE ENERGY INC.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

1994-12 — 2002-07

peak_month

1994-12

-- production_history

cum_oil: 1,828 BBL cum_gas: 0 MCF

-- 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

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1KASLE ENERGY INC.23,9501994-12-01
EOF // data source: Texas Railroad Commission // 2026