KIMBERLY SOUTH UNIT 1

Oil // district 3 // lease#18417

op: UNION PACIFIC AUSTIN CHALK CO.

cum_oil

73k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2003-03

peak_month

1997-03

-- production_history

cum_oil: 72,527 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,794 BBL/mo

Di (annual)

297.6%

b-factor

0.4

EUR

52,301 BBL

R-squared

0.535

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ZAPATA EXPLORATION CO-ONSHORE210,0001997-01-10
1REZAPATA EXPLORATION CO-ONSHORE210,0001997-01-10
EOF // data source: Texas Railroad Commission // 2026