TILLI

Oil // district 3 // lease#20530

op: U. S. OPERATING, INC.

cum_oil

113k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2018-02

peak_month

1997-10

-- production_history

cum_oil: 112,934 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,891 BBL/mo

Di (annual)

106.5%

b-factor

0.0

EUR

88,964 BBL

R-squared

0.639

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1U. S. RESOURCES, INC.310,0001997-08-21
EOF // data source: Texas Railroad Commission // 2026