GUBBELS "B"

Oil // district 1 // lease#13919

op: LAKEWOOD OPERATING, LTD.

cum_oil

108k BBL

cum_gas

0 MCF

wells

1

production

1994-10 — 2007-06

peak_month

1995-07

-- production_history

cum_oil: 107,572 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,446 BBL/mo

Di (annual)

98.4%

b-factor

0.7

EUR

109,791 BBL

R-squared

0.949

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4LAKEWOOD OPERATING, LTD.15,8001994-09-28
EOF // multi-state drilling data platform // 2026