REISS OIL UNIT

Oil · District 03 · Lease #21713

Operator: TANA OIL AND GAS CORPORATION

Cum Oil

94k BBL

Cum Gas

649k MCF

casinghead

Wells

1

Production

1993-01 — 2008-10

Peak Month

1993-01

Production History

Cum Oil: 94,039 BBL Cum Gas: 648,921 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,735 BBL/mo

Di (annual)

67.7%

b-factor

0.2

EUR

82,681 BBL

R-squared

0.724

type

hyperbolic

Operator History (from monthly production reports)

2001-07 — 2026-07 GEOSOUTHERN ENERGY CORPORATION 301 mo
1999-06 — 2001-06 ENGROUP RESOURCES, L.P. 25 mo
1995-11 — 1999-05 ROSEWOOD RESOURCES, INC. 43 mo
1993-01 — 1995-10 TANA OIL AND GAS CORPORATION 34 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GEOSOUTHERN ENERGY CORPORATION29,8001992-06-25