DUVAL COUNTY RANCH CO. -T-

Oil · District 04 · Lease #3599

Operator: HOLCOMB COMPANY, THE

Cum Oil

11k BBL

Cum Gas

21 MCF

casinghead

Wells

4

Production

1993-01 — 2008-07

Peak Month

1993-07

Production History

Cum Oil: 11,222 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

126 BBL/mo

Di (annual)

36.4%

b-factor

1.8

EUR

19,639 BBL

R-squared

0.820

type

hyperbolic

Operator History (from monthly production reports)

2011-08 — 2011-08 GULFTEX ENERGY II, LP 1 mo
2008-02 — 2011-07 GULFTEX ENERGY, LLC 42 mo
1996-09 — 2008-01 DEWBRE PETROLEUM CORPORATION 137 mo
1993-01 — 1996-08 HOLCOMB COMPANY, THE 44 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21GULFTEX ENERGY III, LP32,3002009-04-23
242-131-02400GULFTEX ENERGY II LP------
442-131-02402GULFTEX ENERGY II LP------
642-131-02403GULFTEX ENERGY II LP------