HARRIET

Oil // district 3 // lease#12257

op: U. S. OPERATING, INC.

cum_oil

202k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1995-09

-- production_history

cum_oil: 202,185 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,475 BBL/mo

Di (annual)

82.6%

b-factor

0.5

EUR

207,186 BBL

R-squared

0.517

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1U. S. RESOURCES, INC.210,0001995-07-17
1REU. S. RESOURCES, INC.210,0001995-07-17
EOF // data source: Texas Railroad Commission // 2026