TUBB 39F

Oil // district 10 // lease#45857

op: SURGE OPERATING, LLC

cum_oil

246k BBL

cum_gas

0 MCF

wells

1

production

2014-05 — 2026-03

peak_month

2014-06

-- production_history

cum_oil: 246,265 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

15,124 BBL/mo

Di (annual)

88.3%

b-factor

0.2

EUR

256,845 BBL

R-squared

0.633

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HATHLON FE OPERATING LLC17,3002013-10-31
EOF // data source: Texas Railroad Commission // 2026