CASEY, ETHEL MATTHEWS "A"

Oil // district 8 // lease#29146

op: VAN OPERATING, LTD.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

2002-07 — 2004-08

peak_month

2002-07

-- production_history

cum_oil: 1,632 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

539 BBL/mo

Di (annual)

725.9%

b-factor

0.3

EUR

1,285 BBL

R-squared

0.927

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4VAN OPERATING, LTD.45,0002003-11-07
EOF // data source: Texas Railroad Commission // 2026