UNIV. II SEC. -1-

Oil // district 10 // lease#28221

op: ARCO PERMIAN

cum_oil

243k BBL

cum_gas

0 MCF

wells

17

production

1993-01 — 2001-05

peak_month

1999-12

-- production_history

cum_oil: 243,351 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,597 BBL/mo

Di (annual)

65.1%

b-factor

2.0

EUR

735,569 BBL

R-squared

0.642

type

hyperbolic

-- wells (17)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ABP AMERICA PRODUCTION COMPANY68,9232005-11-23
10ABP AMERICA PRODUCTION COMPANY37,6002002-08-12
12DARCO PERMIAN28,0002000-03-09
3AARCO PERMIAN28,9202000-03-09
11DARCO PERMIAN27,6001999-04-23
2CARCO PERMIAN28,9601999-04-22
2DARCO PERMIAN58,9421999-04-22
2DUARCO PERMIAN58,9421999-04-22
10DARCO PERMIAN47,8001998-09-02
6BARCO PERMIAN37,6001998-09-02
8CARCO PERMIAN37,6501998-09-02
9AARCO PERMIAN37,6601998-09-02
C 8ARCO PERMIAN37,6501998-09-02
C 7ARCO PERMIAN37,8001998-08-04
11AARCO PERMIAN27,6001995-01-18
2BARCO OIL & GAS CO.38,9561993-06-22
5DARCO OIL & GAS CO.28,4121991-02-06
EOF // data source: Texas Railroad Commission // 2026