WELDER HEIRS

Oil // district 2 // lease#8529

op: C & E OPERATING, INC.

cum_oil

47k BBL

cum_gas

0 MCF

wells

1

production

2000-03 — 2006-05

peak_month

2000-06

-- production_history

cum_oil: 46,514 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,891 BBL/mo

Di (annual)

77.2%

b-factor

0.0

EUR

44,939 BBL

R-squared

0.587

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2C & E OPERATING, INC.26,5001998-03-19
EOF // multi-state drilling data platform // 2026