LEA, P. J.

Oil // district 10 // lease#8529

op: SIMMONS, L.B. ENERGY, INC.

cum_oil

53k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1998-01

-- production_history

cum_oil: 52,543 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

375 BBL/mo

Di (annual)

13.6%

b-factor

0.0

EUR

32,878 BBL

R-squared

0.728

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7MONSANTO OIL COMPANY25,0001989-04-17
1MONSANTO OIL COMPANY14,6421983-11-28
442-103-03998--------
642-103-03848--------
EOF // data source: Texas Railroad Commission // 2026