PHILLIPS UNIVERSITY "4" #1

Oil // district 10 // lease#36017

op: VIN FISHER OPERATING, INC.

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

1999-05 — 2026-03

peak_month

1999-07

-- production_history

cum_oil: 11,188 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

229 BBL/mo

Di (annual)

25.4%

b-factor

0.0

EUR

10,797 BBL

R-squared

0.575

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARISH, JOHN R.14,7001998-09-22
EOF // data source: Texas Railroad Commission // 2026