SHELBY 50

Oil // district 10 // lease#37156

op: DEVON ENERGY PRODUCTION CO, L.P.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

2003-09 — 2008-03

peak_month

2003-09

-- production_history

cum_oil: 1,952 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

161 BBL/mo

Di (annual)

200.6%

b-factor

0.0

EUR

957 BBL

R-squared

0.311

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BLUE STAR OPERATING COMPANY212,5002002-12-20
EOF // data source: Texas Railroad Commission // 2026