WALTER CO.

Oil // district 3 // lease#23974

op: HELMERICH & PAYNE, INC.

cum_oil

150k BBL

cum_gas

0 MCF

wells

1

production

2001-02 — 2009-04

peak_month

2002-04

-- production_history

cum_oil: 149,862 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,905 BBL/mo

Di (annual)

32.5%

b-factor

0.0

EUR

107,141 BBL

R-squared

0.388

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HELMERICH & PAYNE, INC.210,5002000-12-07
EOF // data source: Texas Railroad Commission // 2026