CASE, H. J. "B"

Oil // district 9 // lease#15558

op: SILVER OIL & GAS INC.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

2004-05 — 2022-09

peak_month

2004-10

-- production_history

cum_oil: 1,500 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

67 BBL/mo

Di (annual)

854.6%

b-factor

1.3

EUR

805 BBL

R-squared

0.521

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4O'NEILL PROPERTIES, LTD.16,6002004-04-06
EOF // data source: Texas Railroad Commission // 2026