LEONA

Oil // district 3 // lease#17452

op: U. S. OPERATING, INC.

cum_oil

15k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2009-01

peak_month

2002-04

-- production_history

cum_oil: 15,112 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

428 BBL/mo

Di (annual)

350.8%

b-factor

0.7

EUR

4,101 BBL

R-squared

0.718

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1U. S. OPERATING, INC.210,0002008-07-09
EOF // data source: Texas Railroad Commission // 2026