LUCAS-OBN UNIT 1

Oil // district 13 // lease#30347

op: OSBORN,W.B. OIL & GAS OPERATIONS

cum_oil

32k BBL

cum_gas

0 MCF

wells

1

production

2004-07 — 2013-07

peak_month

2004-07

-- production_history

cum_oil: 31,740 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,017 BBL/mo

Di (annual)

139.9%

b-factor

0.3

EUR

36,857 BBL

R-squared

0.758

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1OSBORN,W.B. OIL & GAS OPERATIONS110,0002004-03-23
EOF // data source: Texas Railroad Commission // 2026