C. N. COOKE UNIT

Oil // district 4 // lease#13013

op: WHITE OAK OPERATING COMPANY LLC

cum_oil

27k BBL

cum_gas

0 MCF

wells

1

production

2001-03 — 2006-02

peak_month

2002-04

-- production_history

cum_oil: 26,845 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,240 BBL/mo

Di (annual)

89.9%

b-factor

0.0

EUR

16,534 BBL

R-squared

0.549

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6TERRA RESOURCES, INC.1010,4002005-10-20
EOF // data source: Texas Railroad Commission // 2026