CASSLE

Oil // district 8 // lease#28224

op: BOYD & MCWILLIAMS ENERGY GROUP

cum_oil

127k BBL

cum_gas

0 MCF

wells

2

production

1997-07 — 2026-03

peak_month

1997-10

-- production_history

cum_oil: 127,198 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,769 BBL/mo

Di (annual)

77.3%

b-factor

1.0

EUR

158,212 BBL

R-squared

0.713

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BOYD & MCWILLIAMS ENERGY GROUP26,1002011-10-10
2BOYD & MCWILLIAMS ENERGY GROUP16,7002010-07-30
EOF // data source: Texas Railroad Commission // 2026