OLDHAM TRUST WEST LONG 25-56

Oil // district 10 // lease#59911

op: SURGE OPERATING, LLC

cum_oil

325k BBL

cum_gas

0 MCF

wells

1

production

2022-10 — 2026-03

peak_month

2022-11

-- production_history

cum_oil: 325,354 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

13,841 BBL/mo

Di (annual)

67.5%

b-factor

0.0

EUR

246,219 BBL

R-squared

0.457

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SHSURGE OPERATING, LLC29,2002022-05-04
EOF // data source: Texas Railroad Commission // 2026