POWELL "15E"

Oil // district 10 // lease#35782

op: VANGUARD PERMIAN, LLC

cum_oil

24k BBL

cum_gas

0 MCF

wells

3

production

1998-06 — 2019-08

peak_month

1998-08

-- production_history

cum_oil: 23,700 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,433 BBL/mo

Di (annual)

175.3%

b-factor

0.0

EUR

9,816 BBL

R-squared

0.310

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8RANGE PRODUCTION COMPANY28,9992000-01-07
1LOMAK PRODUCTION COMPANY18,5001998-05-11
5LOMAK PRODUCTION COMPANY18,5001998-05-11
EOF // data source: Texas Railroad Commission // 2026