DUDA

Oil · District 8 · Lease #25476

Operator: KARPER OIL & GAS CORPORATION

Cum Oil

203k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2015-01

Peak Month

1998-11

Production History

Cum Oil: 202,758 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,714 BBL/mo

Di (annual)

75.1%

b-factor

0.4

EUR

123,690 BBL

R-squared

0.914

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SANTA FE ENERGY OPER. PART., LP37,0001991-05-17
4SANTA FE ENERGY OPER. PART., LP26,5501989-05-08
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