< leases

DUSEK UNIT NO. 2

Oil · District 03 · Lease #22185

Operator: SOUTHWEST RESOURCES, INC.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

62k BBL

Cum Gas

177k MCF

casinghead

Wells

2

Production

1993-09 — 1997-11

Peak Month

1993-10

Production History

Cum Oil: 62,065 BBL Cum Gas: 176,692 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,121 BBL/mo

Di (annual)

369.4%

b-factor

0.4

EUR

60,264 BBL

R-squared

0.582

type

hyperbolic

Operator History (from monthly production reports)

2004-07 — 2023-02 GEOSOUTHERN ENERGY CORPORATION 224 mo
2004-06 — 2004-06 SOUTHWEST RESOURCES, INC. 1 mo
2001-11 — 2004-05 HEP OIL COMPANY, LTD. 31 mo
1999-12 — 2001-10 BRAMMER SUPPLY, INC. 23 mo
1996-09 — 1999-11 NATIONAL ENERGY GROUP, INC. 39 mo
1993-09 — 1996-08 ALEXANDER ENERGY CORPORATION 36 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4C42-149-32792GEOSOUTHERN ENERGY CORPORATION313,7001997-04-16
4H42-149-32792GEOSOUTHERN ENERGY CORPORATION313,7001997-04-16