SMITH 4

Oil // district 10 // lease#44608

op: SURGE OPERATING, LLC

cum_oil

173k BBL

cum_gas

0 MCF

wells

3

production

2013-11 — 2026-03

peak_month

2015-05

-- production_history

cum_oil: 173,251 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,984 BBL/mo

Di (annual)

30.9%

b-factor

0.2

EUR

144,565 BBL

R-squared

0.823

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4505ATHLON HOLDINGS LP19,9802014-08-26
3RATHLON HOLDINGS LP110,0002014-06-17
1ATHLON FE OPERATING LLC110,0002013-09-16
EOF // data source: Texas Railroad Commission // 2026