MCCOLLUM-HOOD UNIT

Oil // district 3 // lease#21482

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

74k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 73,780 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

897 BBL/mo

Di (annual)

25.4%

b-factor

0.5

EUR

73,207 BBL

R-squared

0.506

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY414,5002002-10-02
1REUNION PACIFIC RESOURCES COMPANY414,5002002-10-02
EOF // data source: Texas Railroad Commission // 2026