HIELSCHER "A"

Oil // district 3 // lease#17348

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

18k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

1994-04

-- production_history

cum_oil: 18,096 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

660 BBL/mo

Di (annual)

62.2%

b-factor

0.0

EUR

12,730 BBL

R-squared

0.450

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2UNION PACIFIC RESOURCES COMPANY28,6501993-04-22
EOF // data source: Texas Railroad Commission // 2026