TRACY

Oil // district 3 // lease#13660

op: U. S. OPERATING, INC.

cum_oil

93k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1998-01

-- production_history

cum_oil: 92,639 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,275 BBL/mo

Di (annual)

86.1%

b-factor

0.6

EUR

70,436 BBL

R-squared

0.752

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2U. S. OPERATING, INC.29,5002005-07-14
1U. S. OPERATING, INC.310,0001997-11-24
1REU. S. OPERATING, INC.310,0001997-11-24
EOF // data source: Texas Railroad Commission // 2026