MOSTYN

Oil // district 1 // lease#15273

op: MODERN EXPLORATION, INC.

cum_oil

83k BBL

cum_gas

0 MCF

wells

1

production

2010-12 — 2026-03

peak_month

2010-12

-- production_history

cum_oil: 83,007 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,005 BBL/mo

Di (annual)

16.6%

b-factor

0.1

EUR

80,364 BBL

R-squared

0.588

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HWAINOCO OIL & GAS COMPANY413,1002010-02-05
EOF // data source: Texas Railroad Commission // 2026