KOONSMAN -742-

Oil // district 11 // lease#67577

op: HAT OIL & GAS, INC.

cum_oil

5k BBL

cum_gas

0 MCF

wells

1

production

1996-01 — 1998-02

peak_month

1996-02

-- production_history

cum_oil: 5,170 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

643 BBL/mo

Di (annual)

185.6%

b-factor

0.2

EUR

5,178 BBL

R-squared

0.670

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GECKO29,0001995-07-13
EOF // multi-state drilling data platform // 2026