WALTER SMITH UNIT

Oil // district 8 // lease#31022

op: WALTER EXPLORATION COMPANY

cum_oil

79k BBL

cum_gas

0 MCF

wells

4

production

2012-05 — 2026-03

peak_month

2012-10

-- production_history

cum_oil: 79,208 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,555 BBL/mo

Di (annual)

31.6%

b-factor

0.3

EUR

82,900 BBL

R-squared

0.791

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
22WALTER EXPLORATION COMPANY15,8002012-10-04
21WALTER EXPLORATION COMPANY15,8002012-07-26
8WALTER EXPLORATION INC.35,6002012-06-28
19WALTER EXPLORATION COMPANY15,8002012-03-02
EOF // data source: Texas Railroad Commission // 2026