DUVAL COUNTY RANCH CO. -K-

Oil · District 4 · Lease #12347

Operator: TEXAS PETROLEUM INVESTMENT CO.

Cum Oil

14k BBL

Cum Gas

0 MCF

Wells

2

Production

1994-06 — 2026-03

Peak Month

1994-07

Production History

Cum Oil: 13,946 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,167 BBL/mo

Di (annual)

186.9%

b-factor

0.4

EUR

12,326 BBL

R-squared

0.606

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
65 DSEQUOIA MANAGEMENT, LLC45,8002007-07-27
66SOUTHWESTERN ENERGY PROD. CO.45,7002007-04-18
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