DUNCAN, F. B. & D. "D" LEASE

Oil // district 3 // lease#10441

op: TUCKER OPERATING CO., INC.

cum_oil

1k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2001-03

peak_month

1993-08

-- production_history

cum_oil: 1,364 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

82 BBL/mo

Di (annual)

96.7%

b-factor

0.0

EUR

1,008 BBL

R-squared

0.588

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
D 3BSE PRODUCTION CO.13,4192000-12-06
EOF // data source: Texas Railroad Commission // 2026