VARISCO UNIT

Oil // district 3 // lease#21421

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2001-08

peak_month

1993-08

-- production_history

cum_oil: 10,710 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

658 BBL/mo

Di (annual)

83.7%

b-factor

0.0

EUR

9,428 BBL

R-squared

0.553

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY512,0002001-11-30
EOF // data source: Texas Railroad Commission // 2026