CATHERINE

Oil // district 3 // lease#18056

op: UNION PACIFIC AUSTIN CHALK CO.

cum_oil

864 BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2001-09

peak_month

1993-01

-- production_history

cum_oil: 864 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

129 BBL/mo

Di (annual)

100.1%

b-factor

2.0

EUR

14,030 BBL

R-squared

0.594

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HUMBLE EXPLORATION CO., INC.49,3001993-09-10
EOF // data source: Texas Railroad Commission // 2026