BROWN "A"

Oil // district 8 // lease#27212

op: OSBORN HEIRS COMPANY

cum_oil

145k BBL

cum_gas

0 MCF

wells

1

production

1994-05 — 2026-03

peak_month

1998-11

-- production_history

cum_oil: 145,168 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,509 BBL/mo

Di (annual)

18.6%

b-factor

0.1

EUR

107,857 BBL

R-squared

0.879

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1OSBORN HEIRS COMPANY25,1001994-04-04
EOF // data source: Texas Railroad Commission // 2026