BARKSDALE ESTATE

Oil // district 13 // lease#29924

op: UPHAM OIL & GAS COMPANY

cum_oil

999 BBL

cum_gas

0 MCF

wells

1

production

2001-06 — 2026-03

peak_month

2001-09

-- production_history

cum_oil: 999 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

95 BBL/mo

Di (annual)

703.8%

b-factor

0.9

EUR

598 BBL

R-squared

0.307

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3UPHAM OIL & GAS COMPANY47,5002005-06-06
EOF // data source: Texas Railroad Commission // 2026