O.F.K.

Oil // district 13 // lease#31642

op: WHITE MARLIN OPERATING CO, LLC

cum_oil

27k BBL

cum_gas

0 MCF

wells

1

production

2010-06 — 2026-03

peak_month

2010-12

-- production_history

cum_oil: 27,364 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

367 BBL/mo

Di (annual)

22.5%

b-factor

0.3

EUR

27,032 BBL

R-squared

0.772

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SAMSON RESOURCES COMPANY310,1172010-03-26
EOF // data source: Texas Railroad Commission // 2026