BIG RIVER

Oil // district 3 // lease#19497

op: STEPHENS, AUTRY C.

cum_oil

55k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2007-10

peak_month

1998-05

-- production_history

cum_oil: 55,222 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

745 BBL/mo

Di (annual)

22.9%

b-factor

0.0

EUR

38,997 BBL

R-squared

0.539

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1T. M. ENERGY, INC.18,2501986-11-06
EOF // data source: Texas Railroad Commission // 2026