POWELL "15B"

Oil // district 10 // lease#34266

op: VANGUARD PERMIAN, LLC

cum_oil

299k BBL

cum_gas

0 MCF

wells

1

production

1994-09 — 2017-01

peak_month

1994-11

-- production_history

cum_oil: 298,642 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

13,582 BBL/mo

Di (annual)

71.4%

b-factor

0.1

EUR

253,632 BBL

R-squared

0.897

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
33DTREND EXPLORATION COMPANY18,5001994-08-22
EOF // data source: Texas Railroad Commission // 2026