POWELL "8"

Oil // district 10 // lease#34336

op: VANGUARD PERMIAN, LLC

cum_oil

985k BBL

cum_gas

0 MCF

wells

1

production

1994-12 — 2020-07

peak_month

1996-10

-- production_history

cum_oil: 984,991 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

16,486 BBL/mo

Di (annual)

24.5%

b-factor

0.0

EUR

808,629 BBL

R-squared

0.810

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13DTREND EXPLORATION COMPANY18,6001994-11-08
EOF // data source: Texas Railroad Commission // 2026