KEILERS CO. INC.

Oil // district 3 // lease#22387

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

36k BBL

cum_gas

0 MCF

wells

1

production

1994-03 — 2000-04

peak_month

1994-04

-- production_history

cum_oil: 36,104 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,989 BBL/mo

Di (annual)

186.7%

b-factor

0.2

EUR

40,105 BBL

R-squared

0.814

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COLUMBIA GAS DEVELOPMENT CORP.110,6251994-01-10
EOF // data source: Texas Railroad Commission // 2026