PATTY "A"

Oil // district 9 // lease#16853

op: COG OPERATING LLC

cum_oil

38k BBL

cum_gas

0 MCF

wells

1

production

2009-02 — 2017-11

peak_month

2009-03

-- production_history

cum_oil: 37,808 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,755 BBL/mo

Di (annual)

551.2%

b-factor

0.6

EUR

25,184 BBL

R-squared

0.873

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HENRY PETROLEUM LP110,8002008-10-15
EOF // data source: Texas Railroad Commission // 2026