KOONSMAN -742-

Oil · District 8A · Lease #67577

Operator: HAT OIL & GAS, INC.

Cum Oil

5k BBL

Cum Gas

310 MCF

casinghead

Wells

1

Production

1996-01 — 1997-11

Peak Month

1996-02

Production History

Cum Oil: 5,170 BBL Cum Gas: 310 MCF

RRC production reported through Apr 2026 · recent months incomplete

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

Operator History (from monthly production reports)

1996-06 — 1998-02 HAT OIL & GAS, INC. 21 mo
1996-01 — 1996-05 GECKO 5 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HAT OIL & GAS INC.29,0001995-07-13