SHAFFER

Oil // district 4 // lease#13579

op: WESTERN GULF OIL & GAS, LLC

fields: LUBY ( 5200)

cum_oil

16k BBL

cum_gas

0 MCF

wells

1

production

2009-12 — 2026-03

peak_month

2009-12

-- production_history

cum_oil: 15,929 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

988 BBL/mo

Di (annual)

78.6%

b-factor

0.0

EUR

15,087 BBL

R-squared

0.896

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WESTERN GULF OIL & GAS, LLC37,0002009-12-07
EOF // data source: Texas Railroad Commission // 2026