DUVAL COUNTY RANCH CO. -K-

Oil · District 04 · Lease #7301

Operator: TEXAS PETROLEUM INVESTMENT CO.

Cum Oil

12k BBL

Cum Gas

37k MCF

casinghead

Wells

1

Production

1993-01 — 1997-08

Peak Month

1993-11

Production History

Cum Oil: 12,391 BBL Cum Gas: 36,658 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

472 BBL/mo

Di (annual)

83.0%

b-factor

0.0

EUR

6,811 BBL

R-squared

0.688

type

exponential

Operator History (from monthly production reports)

2010-07 — 2026-07 TEXAS PETROLEUM INVESTMENT CO. 193 mo
2009-12 — 2010-06 ENERGYQUEST II, LLC 7 mo
2007-01 — 2009-11 SEQUOIA MANAGEMENT, LLC 35 mo
1996-09 — 2006-12 SOUTHWESTERN ENERGY PROD. CO. 124 mo
1993-01 — 1996-08 EXXON CORP. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
40SOUTHWESTERN ENERGY PROD. CO.35,5202007-07-27