JOHN "B"

Oil // district 11 // lease#68114

op: PATTERSON PETROLEUM LP

cum_oil

40k BBL

cum_gas

0 MCF

wells

1

production

1999-08 — 2010-12

peak_month

1999-09

-- production_history

cum_oil: 39,767 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,180 BBL/mo

Di (annual)

41.0%

b-factor

0.0

EUR

34,492 BBL

R-squared

0.573

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PATTERSON PETROLEUM, INC.15,1001999-07-21
EOF // data source: Texas Railroad Commission // 2026