SUTPHEN -A-

Oil // district 10 // lease#35101

op: THOMPSON, J. CLEO

fields: MEANS

cum_oil

179k BBL

cum_gas

0 MCF

wells

6

production

1996-11 — 2026-03

peak_month

1999-03

-- production_history

cum_oil: 179,394 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,777 BBL/mo

Di (annual)

18.5%

b-factor

0.3

EUR

157,287 BBL

R-squared

0.841

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14TAURUS EXPLORATION U.S.A., INC.15,0001998-11-19
17TAURUS EXPLORATION U.S.A., INC.15,0001998-11-19
5TAURUS EXPLORATION U.S.A., INC.15,0001998-11-19
9TAURUS EXPLORATION U.S.A., INC.15,0001998-11-19
3BC OPERATING, INC.14,8001996-08-29
4BC OPERATING, INC.14,8001996-08-29
EOF // data source: Texas Railroad Commission // 2026