RATLIFF RANCH -A-

Oil // district 10 // lease#33876

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

155k BBL

cum_gas

0 MCF

wells

1

production

1993-06 — 2026-03

peak_month

1993-07

-- production_history

cum_oil: 154,595 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,215 BBL/mo

Di (annual)

14.1%

b-factor

0.4

EUR

149,150 BBL

R-squared

0.733

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1035ANTELOPE PRODUCTION CO.213,8001993-03-01
EOF // data source: Texas Railroad Commission // 2026