MITCHELL -B-

Oil // district 8 // lease#31542

op: W&S ENERGY LLC

cum_oil

7k BBL

cum_gas

0 MCF

wells

1

production

2013-06 — 2026-03

peak_month

2013-07

-- production_history

cum_oil: 6,569 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

529 BBL/mo

Di (annual)

164.7%

b-factor

0.4

EUR

6,274 BBL

R-squared

0.810

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4US. FUELS, INC.24,8002013-03-11
EOF // data source: Texas Railroad Commission // 2026