UNIV. -11- SEC. -13-

Oil // district 10 // lease#27717

op: ARCO PERMIAN

cum_oil

65k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2000-10

peak_month

1994-12

-- production_history

cum_oil: 64,731 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,628 BBL/mo

Di (annual)

35.3%

b-factor

0.0

EUR

55,349 BBL

R-squared

0.419

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4BARCO PERMIAN46,9001998-12-09
5BARCO PERMIAN56,9001998-12-09
6BARCO PERMIAN37,6501998-12-09
EOF // data source: Texas Railroad Commission // 2026