SHELBY

Oil // district 6 // lease#14948

op: HOPEWELL OPERATING, INC.

cum_oil

188 BBL

cum_gas

0 MCF

wells

1

production

2009-03 — 2025-03

peak_month

2010-01

-- production_history

cum_oil: 188 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

60 BBL/mo

Di (annual)

537.2%

b-factor

0.2

EUR

164 BBL

R-squared

0.838

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2WINCHESTER PRODUCTION COMPANY210,0002011-07-25
EOF // data source: Texas Railroad Commission // 2026